Didn't remove node_modules correctly..

11 files changed, 0 insertions, 4053 deletions

diff --git a/node_modules/express/lib/application.js b/node_modules/express/lib/application.js
deleted file mode 100644
index 91f77d2..0000000
--- a/node_modules/express/lib/application.js
+++ /dev/null
@@ -1,644 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var finalhandler = require('finalhandler');
-var Router = require('./router');
-var methods = require('methods');
-var middleware = require('./middleware/init');
-var query = require('./middleware/query');
-var debug = require('debug')('express:application');
-var View = require('./view');
-var http = require('http');
-var compileETag = require('./utils').compileETag;
-var compileQueryParser = require('./utils').compileQueryParser;
-var compileTrust = require('./utils').compileTrust;
-var deprecate = require('depd')('express');
-var flatten = require('array-flatten');
-var merge = require('utils-merge');
-var resolve = require('path').resolve;
-var setPrototypeOf = require('setprototypeof')
-var slice = Array.prototype.slice;
-
-/**
- * Application prototype.
- */
-
-var app = exports = module.exports = {};
-
-/**
- * Variable for trust proxy inheritance back-compat
- * @private
- */
-
-var trustProxyDefaultSymbol = '@@symbol:trust_proxy_default';
-
-/**
- * Initialize the server.
- *
- *   - setup default configuration
- *   - setup default middleware
- *   - setup route reflection methods
- *
- * @private
- */
-
-app.init = function init() {
-  this.cache = {};
-  this.engines = {};
-  this.settings = {};
-
-  this.defaultConfiguration();
-};
-
-/**
- * Initialize application configuration.
- * @private
- */
-
-app.defaultConfiguration = function defaultConfiguration() {
-  var env = process.env.NODE_ENV || 'development';
-
-  // default settings
-  this.enable('x-powered-by');
-  this.set('etag', 'weak');
-  this.set('env', env);
-  this.set('query parser', 'extended');
-  this.set('subdomain offset', 2);
-  this.set('trust proxy', false);
-
-  // trust proxy inherit back-compat
-  Object.defineProperty(this.settings, trustProxyDefaultSymbol, {
-    configurable: true,
-    value: true
-  });
-
-  debug('booting in %s mode', env);
-
-  this.on('mount', function onmount(parent) {
-    // inherit trust proxy
-    if (this.settings[trustProxyDefaultSymbol] === true
-      && typeof parent.settings['trust proxy fn'] === 'function') {
-      delete this.settings['trust proxy'];
-      delete this.settings['trust proxy fn'];
-    }
-
-    // inherit protos
-    setPrototypeOf(this.request, parent.request)
-    setPrototypeOf(this.response, parent.response)
-    setPrototypeOf(this.engines, parent.engines)
-    setPrototypeOf(this.settings, parent.settings)
-  });
-
-  // setup locals
-  this.locals = Object.create(null);
-
-  // top-most app is mounted at /
-  this.mountpath = '/';
-
-  // default locals
-  this.locals.settings = this.settings;
-
-  // default configuration
-  this.set('view', View);
-  this.set('views', resolve('views'));
-  this.set('jsonp callback name', 'callback');
-
-  if (env === 'production') {
-    this.enable('view cache');
-  }
-
-  Object.defineProperty(this, 'router', {
-    get: function() {
-      throw new Error('\'app.router\' is deprecated!\nPlease see the 3.x to 4.x migration guide for details on how to update your app.');
-    }
-  });
-};
-
-/**
- * lazily adds the base router if it has not yet been added.
- *
- * We cannot add the base router in the defaultConfiguration because
- * it reads app settings which might be set after that has run.
- *
- * @private
- */
-app.lazyrouter = function lazyrouter() {
-  if (!this._router) {
-    this._router = new Router({
-      caseSensitive: this.enabled('case sensitive routing'),
-      strict: this.enabled('strict routing')
-    });
-
-    this._router.use(query(this.get('query parser fn')));
-    this._router.use(middleware.init(this));
-  }
-};
-
-/**
- * Dispatch a req, res pair into the application. Starts pipeline processing.
- *
- * If no callback is provided, then default error handlers will respond
- * in the event of an error bubbling through the stack.
- *
- * @private
- */
-
-app.handle = function handle(req, res, callback) {
-  var router = this._router;
-
-  // final handler
-  var done = callback || finalhandler(req, res, {
-    env: this.get('env'),
-    onerror: logerror.bind(this)
-  });
-
-  // no routes
-  if (!router) {
-    debug('no routes defined on app');
-    done();
-    return;
-  }
-
-  router.handle(req, res, done);
-};
-
-/**
- * Proxy `Router#use()` to add middleware to the app router.
- * See Router#use() documentation for details.
- *
- * If the _fn_ parameter is an express app, then it will be
- * mounted at the _route_ specified.
- *
- * @public
- */
-
-app.use = function use(fn) {
-  var offset = 0;
-  var path = '/';
-
-  // default path to '/'
-  // disambiguate app.use([fn])
-  if (typeof fn !== 'function') {
-    var arg = fn;
-
-    while (Array.isArray(arg) && arg.length !== 0) {
-      arg = arg[0];
-    }
-
-    // first arg is the path
-    if (typeof arg !== 'function') {
-      offset = 1;
-      path = fn;
-    }
-  }
-
-  var fns = flatten(slice.call(arguments, offset));
-
-  if (fns.length === 0) {
-    throw new TypeError('app.use() requires a middleware function')
-  }
-
-  // setup router
-  this.lazyrouter();
-  var router = this._router;
-
-  fns.forEach(function (fn) {
-    // non-express app
-    if (!fn || !fn.handle || !fn.set) {
-      return router.use(path, fn);
-    }
-
-    debug('.use app under %s', path);
-    fn.mountpath = path;
-    fn.parent = this;
-
-    // restore .app property on req and res
-    router.use(path, function mounted_app(req, res, next) {
-      var orig = req.app;
-      fn.handle(req, res, function (err) {
-        setPrototypeOf(req, orig.request)
-        setPrototypeOf(res, orig.response)
-        next(err);
-      });
-    });
-
-    // mounted an app
-    fn.emit('mount', this);
-  }, this);
-
-  return this;
-};
-
-/**
- * Proxy to the app `Router#route()`
- * Returns a new `Route` instance for the _path_.
- *
- * Routes are isolated middleware stacks for specific paths.
- * See the Route api docs for details.
- *
- * @public
- */
-
-app.route = function route(path) {
-  this.lazyrouter();
-  return this._router.route(path);
-};
-
-/**
- * Register the given template engine callback `fn`
- * as `ext`.
- *
- * By default will `require()` the engine based on the
- * file extension. For example if you try to render
- * a "foo.ejs" file Express will invoke the following internally:
- *
- *     app.engine('ejs', require('ejs').__express);
- *
- * For engines that do not provide `.__express` out of the box,
- * or if you wish to "map" a different extension to the template engine
- * you may use this method. For example mapping the EJS template engine to
- * ".html" files:
- *
- *     app.engine('html', require('ejs').renderFile);
- *
- * In this case EJS provides a `.renderFile()` method with
- * the same signature that Express expects: `(path, options, callback)`,
- * though note that it aliases this method as `ejs.__express` internally
- * so if you're using ".ejs" extensions you dont need to do anything.
- *
- * Some template engines do not follow this convention, the
- * [Consolidate.js](https://github.com/tj/consolidate.js)
- * library was created to map all of node's popular template
- * engines to follow this convention, thus allowing them to
- * work seamlessly within Express.
- *
- * @param {String} ext
- * @param {Function} fn
- * @return {app} for chaining
- * @public
- */
-
-app.engine = function engine(ext, fn) {
-  if (typeof fn !== 'function') {
-    throw new Error('callback function required');
-  }
-
-  // get file extension
-  var extension = ext[0] !== '.'
-    ? '.' + ext
-    : ext;
-
-  // store engine
-  this.engines[extension] = fn;
-
-  return this;
-};
-
-/**
- * Proxy to `Router#param()` with one added api feature. The _name_ parameter
- * can be an array of names.
- *
- * See the Router#param() docs for more details.
- *
- * @param {String|Array} name
- * @param {Function} fn
- * @return {app} for chaining
- * @public
- */
-
-app.param = function param(name, fn) {
-  this.lazyrouter();
-
-  if (Array.isArray(name)) {
-    for (var i = 0; i < name.length; i++) {
-      this.param(name[i], fn);
-    }
-
-    return this;
-  }
-
-  this._router.param(name, fn);
-
-  return this;
-};
-
-/**
- * Assign `setting` to `val`, or return `setting`'s value.
- *
- *    app.set('foo', 'bar');
- *    app.set('foo');
- *    // => "bar"
- *
- * Mounted servers inherit their parent server's settings.
- *
- * @param {String} setting
- * @param {*} [val]
- * @return {Server} for chaining
- * @public
- */
-
-app.set = function set(setting, val) {
-  if (arguments.length === 1) {
-    // app.get(setting)
-    return this.settings[setting];
-  }
-
-  debug('set "%s" to %o', setting, val);
-
-  // set value
-  this.settings[setting] = val;
-
-  // trigger matched settings
-  switch (setting) {
-    case 'etag':
-      this.set('etag fn', compileETag(val));
-      break;
-    case 'query parser':
-      this.set('query parser fn', compileQueryParser(val));
-      break;
-    case 'trust proxy':
-      this.set('trust proxy fn', compileTrust(val));
-
-      // trust proxy inherit back-compat
-      Object.defineProperty(this.settings, trustProxyDefaultSymbol, {
-        configurable: true,
-        value: false
-      });
-
-      break;
-  }
-
-  return this;
-};
-
-/**
- * Return the app's absolute pathname
- * based on the parent(s) that have
- * mounted it.
- *
- * For example if the application was
- * mounted as "/admin", which itself
- * was mounted as "/blog" then the
- * return value would be "/blog/admin".
- *
- * @return {String}
- * @private
- */
-
-app.path = function path() {
-  return this.parent
-    ? this.parent.path() + this.mountpath
-    : '';
-};
-
-/**
- * Check if `setting` is enabled (truthy).
- *
- *    app.enabled('foo')
- *    // => false
- *
- *    app.enable('foo')
- *    app.enabled('foo')
- *    // => true
- *
- * @param {String} setting
- * @return {Boolean}
- * @public
- */
-
-app.enabled = function enabled(setting) {
-  return Boolean(this.set(setting));
-};
-
-/**
- * Check if `setting` is disabled.
- *
- *    app.disabled('foo')
- *    // => true
- *
- *    app.enable('foo')
- *    app.disabled('foo')
- *    // => false
- *
- * @param {String} setting
- * @return {Boolean}
- * @public
- */
-
-app.disabled = function disabled(setting) {
-  return !this.set(setting);
-};
-
-/**
- * Enable `setting`.
- *
- * @param {String} setting
- * @return {app} for chaining
- * @public
- */
-
-app.enable = function enable(setting) {
-  return this.set(setting, true);
-};
-
-/**
- * Disable `setting`.
- *
- * @param {String} setting
- * @return {app} for chaining
- * @public
- */
-
-app.disable = function disable(setting) {
-  return this.set(setting, false);
-};
-
-/**
- * Delegate `.VERB(...)` calls to `router.VERB(...)`.
- */
-
-methods.forEach(function(method){
-  app[method] = function(path){
-    if (method === 'get' && arguments.length === 1) {
-      // app.get(setting)
-      return this.set(path);
-    }
-
-    this.lazyrouter();
-
-    var route = this._router.route(path);
-    route[method].apply(route, slice.call(arguments, 1));
-    return this;
-  };
-});
-
-/**
- * Special-cased "all" method, applying the given route `path`,
- * middleware, and callback to _every_ HTTP method.
- *
- * @param {String} path
- * @param {Function} ...
- * @return {app} for chaining
- * @public
- */
-
-app.all = function all(path) {
-  this.lazyrouter();
-
-  var route = this._router.route(path);
-  var args = slice.call(arguments, 1);
-
-  for (var i = 0; i < methods.length; i++) {
-    route[methods[i]].apply(route, args);
-  }
-
-  return this;
-};
-
-// del -> delete alias
-
-app.del = deprecate.function(app.delete, 'app.del: Use app.delete instead');
-
-/**
- * Render the given view `name` name with `options`
- * and a callback accepting an error and the
- * rendered template string.
- *
- * Example:
- *
- *    app.render('email', { name: 'Tobi' }, function(err, html){
- *      // ...
- *    })
- *
- * @param {String} name
- * @param {Object|Function} options or fn
- * @param {Function} callback
- * @public
- */
-
-app.render = function render(name, options, callback) {
-  var cache = this.cache;
-  var done = callback;
-  var engines = this.engines;
-  var opts = options;
-  var renderOptions = {};
-  var view;
-
-  // support callback function as second arg
-  if (typeof options === 'function') {
-    done = options;
-    opts = {};
-  }
-
-  // merge app.locals
-  merge(renderOptions, this.locals);
-
-  // merge options._locals
-  if (opts._locals) {
-    merge(renderOptions, opts._locals);
-  }
-
-  // merge options
-  merge(renderOptions, opts);
-
-  // set .cache unless explicitly provided
-  if (renderOptions.cache == null) {
-    renderOptions.cache = this.enabled('view cache');
-  }
-
-  // primed cache
-  if (renderOptions.cache) {
-    view = cache[name];
-  }
-
-  // view
-  if (!view) {
-    var View = this.get('view');
-
-    view = new View(name, {
-      defaultEngine: this.get('view engine'),
-      root: this.get('views'),
-      engines: engines
-    });
-
-    if (!view.path) {
-      var dirs = Array.isArray(view.root) && view.root.length > 1
-        ? 'directories "' + view.root.slice(0, -1).join('", "') + '" or "' + view.root[view.root.length - 1] + '"'
-        : 'directory "' + view.root + '"'
-      var err = new Error('Failed to lookup view "' + name + '" in views ' + dirs);
-      err.view = view;
-      return done(err);
-    }
-
-    // prime the cache
-    if (renderOptions.cache) {
-      cache[name] = view;
-    }
-  }
-
-  // render
-  tryRender(view, renderOptions, done);
-};
-
-/**
- * Listen for connections.
- *
- * A node `http.Server` is returned, with this
- * application (which is a `Function`) as its
- * callback. If you wish to create both an HTTP
- * and HTTPS server you may do so with the "http"
- * and "https" modules as shown here:
- *
- *    var http = require('http')
- *      , https = require('https')
- *      , express = require('express')
- *      , app = express();
- *
- *    http.createServer(app).listen(80);
- *    https.createServer({ ... }, app).listen(443);
- *
- * @return {http.Server}
- * @public
- */
-
-app.listen = function listen() {
-  var server = http.createServer(this);
-  return server.listen.apply(server, arguments);
-};
-
-/**
- * Log error using console.error.
- *
- * @param {Error} err
- * @private
- */
-
-function logerror(err) {
-  /* istanbul ignore next */
-  if (this.get('env') !== 'test') console.error(err.stack || err.toString());
-}
-
-/**
- * Try rendering a view.
- * @private
- */
-
-function tryRender(view, options, callback) {
-  try {
-    view.render(options, callback);
-  } catch (err) {
-    callback(err);
-  }
-}
diff --git a/node_modules/express/lib/express.js b/node_modules/express/lib/express.js
deleted file mode 100644
index 594007b..0000000
--- a/node_modules/express/lib/express.js
+++ /dev/null
@@ -1,114 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- */
-
-var bodyParser = require('body-parser')
-var EventEmitter = require('events').EventEmitter;
-var mixin = require('merge-descriptors');
-var proto = require('./application');
-var Route = require('./router/route');
-var Router = require('./router');
-var req = require('./request');
-var res = require('./response');
-
-/**
- * Expose `createApplication()`.
- */
-
-exports = module.exports = createApplication;
-
-/**
- * Create an express application.
- *
- * @return {Function}
- * @api public
- */
-
-function createApplication() {
-  var app = function(req, res, next) {
-    app.handle(req, res, next);
-  };
-
-  mixin(app, EventEmitter.prototype, false);
-  mixin(app, proto, false);
-
-  // expose the prototype that will get set on requests
-  app.request = Object.create(req, {
-    app: { configurable: true, enumerable: true, writable: true, value: app }
-  })
-
-  // expose the prototype that will get set on responses
-  app.response = Object.create(res, {
-    app: { configurable: true, enumerable: true, writable: true, value: app }
-  })
-
-  app.init();
-  return app;
-}
-
-/**
- * Expose the prototypes.
- */
-
-exports.application = proto;
-exports.request = req;
-exports.response = res;
-
-/**
- * Expose constructors.
- */
-
-exports.Route = Route;
-exports.Router = Router;
-
-/**
- * Expose middleware
- */
-
-exports.json = bodyParser.json
-exports.query = require('./middleware/query');
-exports.static = require('serve-static');
-exports.urlencoded = bodyParser.urlencoded
-
-/**
- * Replace removed middleware with an appropriate error message.
- */
-
-var removedMiddlewares = [
-  'bodyParser',
-  'compress',
-  'cookieSession',
-  'session',
-  'logger',
-  'cookieParser',
-  'favicon',
-  'responseTime',
-  'errorHandler',
-  'timeout',
-  'methodOverride',
-  'vhost',
-  'csrf',
-  'directory',
-  'limit',
-  'multipart',
-  'staticCache'
-]
-
-removedMiddlewares.forEach(function (name) {
-  Object.defineProperty(exports, name, {
-    get: function () {
-      throw new Error('Most middleware (like ' + name + ') is no longer bundled with Express and must be installed separately. Please see https://github.com/senchalabs/connect#middleware.');
-    },
-    configurable: true
-  });
-});
diff --git a/node_modules/express/lib/middleware/init.js b/node_modules/express/lib/middleware/init.js
deleted file mode 100644
index dfd0427..0000000
--- a/node_modules/express/lib/middleware/init.js
+++ /dev/null
@@ -1,43 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var setPrototypeOf = require('setprototypeof')
-
-/**
- * Initialization middleware, exposing the
- * request and response to each other, as well
- * as defaulting the X-Powered-By header field.
- *
- * @param {Function} app
- * @return {Function}
- * @api private
- */
-
-exports.init = function(app){
-  return function expressInit(req, res, next){
-    if (app.enabled('x-powered-by')) res.setHeader('X-Powered-By', 'Express');
-    req.res = res;
-    res.req = req;
-    req.next = next;
-
-    setPrototypeOf(req, app.request)
-    setPrototypeOf(res, app.response)
-
-    res.locals = res.locals || Object.create(null);
-
-    next();
-  };
-};
-
diff --git a/node_modules/express/lib/middleware/query.js b/node_modules/express/lib/middleware/query.js
deleted file mode 100644
index 7e91669..0000000
--- a/node_modules/express/lib/middleware/query.js
+++ /dev/null
@@ -1,47 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- */
-
-var merge = require('utils-merge')
-var parseUrl = require('parseurl');
-var qs = require('qs');
-
-/**
- * @param {Object} options
- * @return {Function}
- * @api public
- */
-
-module.exports = function query(options) {
-  var opts = merge({}, options)
-  var queryparse = qs.parse;
-
-  if (typeof options === 'function') {
-    queryparse = options;
-    opts = undefined;
-  }
-
-  if (opts !== undefined && opts.allowPrototypes === undefined) {
-    // back-compat for qs module
-    opts.allowPrototypes = true;
-  }
-
-  return function query(req, res, next){
-    if (!req.query) {
-      var val = parseUrl(req).query;
-      req.query = queryparse(val, opts);
-    }
-
-    next();
-  };
-};
diff --git a/node_modules/express/lib/request.js b/node_modules/express/lib/request.js
deleted file mode 100644
index 8bb86a9..0000000
--- a/node_modules/express/lib/request.js
+++ /dev/null
@@ -1,521 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var accepts = require('accepts');
-var deprecate = require('depd')('express');
-var isIP = require('net').isIP;
-var typeis = require('type-is');
-var http = require('http');
-var fresh = require('fresh');
-var parseRange = require('range-parser');
-var parse = require('parseurl');
-var proxyaddr = require('proxy-addr');
-
-/**
- * Request prototype.
- * @public
- */
-
-var req = Object.create(http.IncomingMessage.prototype)
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = req
-
-/**
- * Return request header.
- *
- * The `Referrer` header field is special-cased,
- * both `Referrer` and `Referer` are interchangeable.
- *
- * Examples:
- *
- *     req.get('Content-Type');
- *     // => "text/plain"
- *
- *     req.get('content-type');
- *     // => "text/plain"
- *
- *     req.get('Something');
- *     // => undefined
- *
- * Aliased as `req.header()`.
- *
- * @param {String} name
- * @return {String}
- * @public
- */
-
-req.get =
-req.header = function header(name) {
-  if (!name) {
-    throw new TypeError('name argument is required to req.get');
-  }
-
-  if (typeof name !== 'string') {
-    throw new TypeError('name must be a string to req.get');
-  }
-
-  var lc = name.toLowerCase();
-
-  switch (lc) {
-    case 'referer':
-    case 'referrer':
-      return this.headers.referrer
-        || this.headers.referer;
-    default:
-      return this.headers[lc];
-  }
-};
-
-/**
- * To do: update docs.
- *
- * Check if the given `type(s)` is acceptable, returning
- * the best match when true, otherwise `undefined`, in which
- * case you should respond with 406 "Not Acceptable".
- *
- * The `type` value may be a single MIME type string
- * such as "application/json", an extension name
- * such as "json", a comma-delimited list such as "json, html, text/plain",
- * an argument list such as `"json", "html", "text/plain"`,
- * or an array `["json", "html", "text/plain"]`. When a list
- * or array is given, the _best_ match, if any is returned.
- *
- * Examples:
- *
- *     // Accept: text/html
- *     req.accepts('html');
- *     // => "html"
- *
- *     // Accept: text/*, application/json
- *     req.accepts('html');
- *     // => "html"
- *     req.accepts('text/html');
- *     // => "text/html"
- *     req.accepts('json, text');
- *     // => "json"
- *     req.accepts('application/json');
- *     // => "application/json"
- *
- *     // Accept: text/*, application/json
- *     req.accepts('image/png');
- *     req.accepts('png');
- *     // => undefined
- *
- *     // Accept: text/*;q=.5, application/json
- *     req.accepts(['html', 'json']);
- *     req.accepts('html', 'json');
- *     req.accepts('html, json');
- *     // => "json"
- *
- * @param {String|Array} type(s)
- * @return {String|Array|Boolean}
- * @public
- */
-
-req.accepts = function(){
-  var accept = accepts(this);
-  return accept.types.apply(accept, arguments);
-};
-
-/**
- * Check if the given `encoding`s are accepted.
- *
- * @param {String} ...encoding
- * @return {String|Array}
- * @public
- */
-
-req.acceptsEncodings = function(){
-  var accept = accepts(this);
-  return accept.encodings.apply(accept, arguments);
-};
-
-req.acceptsEncoding = deprecate.function(req.acceptsEncodings,
-  'req.acceptsEncoding: Use acceptsEncodings instead');
-
-/**
- * Check if the given `charset`s are acceptable,
- * otherwise you should respond with 406 "Not Acceptable".
- *
- * @param {String} ...charset
- * @return {String|Array}
- * @public
- */
-
-req.acceptsCharsets = function(){
-  var accept = accepts(this);
-  return accept.charsets.apply(accept, arguments);
-};
-
-req.acceptsCharset = deprecate.function(req.acceptsCharsets,
-  'req.acceptsCharset: Use acceptsCharsets instead');
-
-/**
- * Check if the given `lang`s are acceptable,
- * otherwise you should respond with 406 "Not Acceptable".
- *
- * @param {String} ...lang
- * @return {String|Array}
- * @public
- */
-
-req.acceptsLanguages = function(){
-  var accept = accepts(this);
-  return accept.languages.apply(accept, arguments);
-};
-
-req.acceptsLanguage = deprecate.function(req.acceptsLanguages,
-  'req.acceptsLanguage: Use acceptsLanguages instead');
-
-/**
- * Parse Range header field, capping to the given `size`.
- *
- * Unspecified ranges such as "0-" require knowledge of your resource length. In
- * the case of a byte range this is of course the total number of bytes. If the
- * Range header field is not given `undefined` is returned, `-1` when unsatisfiable,
- * and `-2` when syntactically invalid.
- *
- * When ranges are returned, the array has a "type" property which is the type of
- * range that is required (most commonly, "bytes"). Each array element is an object
- * with a "start" and "end" property for the portion of the range.
- *
- * The "combine" option can be set to `true` and overlapping & adjacent ranges
- * will be combined into a single range.
- *
- * NOTE: remember that ranges are inclusive, so for example "Range: users=0-3"
- * should respond with 4 users when available, not 3.
- *
- * @param {number} size
- * @param {object} [options]
- * @param {boolean} [options.combine=false]
- * @return {number|array}
- * @public
- */
-
-req.range = function range(size, options) {
-  var range = this.get('Range');
-  if (!range) return;
-  return parseRange(size, range, options);
-};
-
-/**
- * Return the value of param `name` when present or `defaultValue`.
- *
- *  - Checks route placeholders, ex: _/user/:id_
- *  - Checks body params, ex: id=12, {"id":12}
- *  - Checks query string params, ex: ?id=12
- *
- * To utilize request bodies, `req.body`
- * should be an object. This can be done by using
- * the `bodyParser()` middleware.
- *
- * @param {String} name
- * @param {Mixed} [defaultValue]
- * @return {String}
- * @public
- */
-
-req.param = function param(name, defaultValue) {
-  var params = this.params || {};
-  var body = this.body || {};
-  var query = this.query || {};
-
-  var args = arguments.length === 1
-    ? 'name'
-    : 'name, default';
-  deprecate('req.param(' + args + '): Use req.params, req.body, or req.query instead');
-
-  if (null != params[name] && params.hasOwnProperty(name)) return params[name];
-  if (null != body[name]) return body[name];
-  if (null != query[name]) return query[name];
-
-  return defaultValue;
-};
-
-/**
- * Check if the incoming request contains the "Content-Type"
- * header field, and it contains the give mime `type`.
- *
- * Examples:
- *
- *      // With Content-Type: text/html; charset=utf-8
- *      req.is('html');
- *      req.is('text/html');
- *      req.is('text/*');
- *      // => true
- *
- *      // When Content-Type is application/json
- *      req.is('json');
- *      req.is('application/json');
- *      req.is('application/*');
- *      // => true
- *
- *      req.is('html');
- *      // => false
- *
- * @param {String|Array} types...
- * @return {String|false|null}
- * @public
- */
-
-req.is = function is(types) {
-  var arr = types;
-
-  // support flattened arguments
-  if (!Array.isArray(types)) {
-    arr = new Array(arguments.length);
-    for (var i = 0; i < arr.length; i++) {
-      arr[i] = arguments[i];
-    }
-  }
-
-  return typeis(this, arr);
-};
-
-/**
- * Return the protocol string "http" or "https"
- * when requested with TLS. When the "trust proxy"
- * setting trusts the socket address, the
- * "X-Forwarded-Proto" header field will be trusted
- * and used if present.
- *
- * If you're running behind a reverse proxy that
- * supplies https for you this may be enabled.
- *
- * @return {String}
- * @public
- */
-
-defineGetter(req, 'protocol', function protocol(){
-  var proto = this.connection.encrypted
-    ? 'https'
-    : 'http';
-  var trust = this.app.get('trust proxy fn');
-
-  if (!trust(this.connection.remoteAddress, 0)) {
-    return proto;
-  }
-
-  // Note: X-Forwarded-Proto is normally only ever a
-  //       single value, but this is to be safe.
-  var header = this.get('X-Forwarded-Proto') || proto
-  var index = header.indexOf(',')
-
-  return index !== -1
-    ? header.substring(0, index).trim()
-    : header.trim()
-});
-
-/**
- * Short-hand for:
- *
- *    req.protocol === 'https'
- *
- * @return {Boolean}
- * @public
- */
-
-defineGetter(req, 'secure', function secure(){
-  return this.protocol === 'https';
-});
-
-/**
- * Return the remote address from the trusted proxy.
- *
- * The is the remote address on the socket unless
- * "trust proxy" is set.
- *
- * @return {String}
- * @public
- */
-
-defineGetter(req, 'ip', function ip(){
-  var trust = this.app.get('trust proxy fn');
-  return proxyaddr(this, trust);
-});
-
-/**
- * When "trust proxy" is set, trusted proxy addresses + client.
- *
- * For example if the value were "client, proxy1, proxy2"
- * you would receive the array `["client", "proxy1", "proxy2"]`
- * where "proxy2" is the furthest down-stream and "proxy1" and
- * "proxy2" were trusted.
- *
- * @return {Array}
- * @public
- */
-
-defineGetter(req, 'ips', function ips() {
-  var trust = this.app.get('trust proxy fn');
-  var addrs = proxyaddr.all(this, trust);
-
-  // reverse the order (to farthest -> closest)
-  // and remove socket address
-  addrs.reverse().pop()
-
-  return addrs
-});
-
-/**
- * Return subdomains as an array.
- *
- * Subdomains are the dot-separated parts of the host before the main domain of
- * the app. By default, the domain of the app is assumed to be the last two
- * parts of the host. This can be changed by setting "subdomain offset".
- *
- * For example, if the domain is "tobi.ferrets.example.com":
- * If "subdomain offset" is not set, req.subdomains is `["ferrets", "tobi"]`.
- * If "subdomain offset" is 3, req.subdomains is `["tobi"]`.
- *
- * @return {Array}
- * @public
- */
-
-defineGetter(req, 'subdomains', function subdomains() {
-  var hostname = this.hostname;
-
-  if (!hostname) return [];
-
-  var offset = this.app.get('subdomain offset');
-  var subdomains = !isIP(hostname)
-    ? hostname.split('.').reverse()
-    : [hostname];
-
-  return subdomains.slice(offset);
-});
-
-/**
- * Short-hand for `url.parse(req.url).pathname`.
- *
- * @return {String}
- * @public
- */
-
-defineGetter(req, 'path', function path() {
-  return parse(this).pathname;
-});
-
-/**
- * Parse the "Host" header field to a hostname.
- *
- * When the "trust proxy" setting trusts the socket
- * address, the "X-Forwarded-Host" header field will
- * be trusted.
- *
- * @return {String}
- * @public
- */
-
-defineGetter(req, 'hostname', function hostname(){
-  var trust = this.app.get('trust proxy fn');
-  var host = this.get('X-Forwarded-Host');
-
-  if (!host || !trust(this.connection.remoteAddress, 0)) {
-    host = this.get('Host');
-  }
-
-  if (!host) return;
-
-  // IPv6 literal support
-  var offset = host[0] === '['
-    ? host.indexOf(']') + 1
-    : 0;
-  var index = host.indexOf(':', offset);
-
-  return index !== -1
-    ? host.substring(0, index)
-    : host;
-});
-
-// TODO: change req.host to return host in next major
-
-defineGetter(req, 'host', deprecate.function(function host(){
-  return this.hostname;
-}, 'req.host: Use req.hostname instead'));
-
-/**
- * Check if the request is fresh, aka
- * Last-Modified and/or the ETag
- * still match.
- *
- * @return {Boolean}
- * @public
- */
-
-defineGetter(req, 'fresh', function(){
-  var method = this.method;
-  var res = this.res
-  var status = res.statusCode
-
-  // GET or HEAD for weak freshness validation only
-  if ('GET' !== method && 'HEAD' !== method) return false;
-
-  // 2xx or 304 as per rfc2616 14.26
-  if ((status >= 200 && status < 300) || 304 === status) {
-    return fresh(this.headers, {
-      'etag': res.get('ETag'),
-      'last-modified': res.get('Last-Modified')
-    })
-  }
-
-  return false;
-});
-
-/**
- * Check if the request is stale, aka
- * "Last-Modified" and / or the "ETag" for the
- * resource has changed.
- *
- * @return {Boolean}
- * @public
- */
-
-defineGetter(req, 'stale', function stale(){
-  return !this.fresh;
-});
-
-/**
- * Check if the request was an _XMLHttpRequest_.
- *
- * @return {Boolean}
- * @public
- */
-
-defineGetter(req, 'xhr', function xhr(){
-  var val = this.get('X-Requested-With') || '';
-  return val.toLowerCase() === 'xmlhttprequest';
-});
-
-/**
- * Helper function for creating a getter on an object.
- *
- * @param {Object} obj
- * @param {String} name
- * @param {Function} getter
- * @private
- */
-function defineGetter(obj, name, getter) {
-  Object.defineProperty(obj, name, {
-    configurable: true,
-    enumerable: true,
-    get: getter
-  });
-}
diff --git a/node_modules/express/lib/response.js b/node_modules/express/lib/response.js
deleted file mode 100644
index 2e445ac..0000000
--- a/node_modules/express/lib/response.js
+++ /dev/null
@@ -1,1137 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var Buffer = require('safe-buffer').Buffer
-var contentDisposition = require('content-disposition');
-var deprecate = require('depd')('express');
-var encodeUrl = require('encodeurl');
-var escapeHtml = require('escape-html');
-var http = require('http');
-var isAbsolute = require('./utils').isAbsolute;
-var onFinished = require('on-finished');
-var path = require('path');
-var statuses = require('statuses')
-var merge = require('utils-merge');
-var sign = require('cookie-signature').sign;
-var normalizeType = require('./utils').normalizeType;
-var normalizeTypes = require('./utils').normalizeTypes;
-var setCharset = require('./utils').setCharset;
-var cookie = require('cookie');
-var send = require('send');
-var extname = path.extname;
-var mime = send.mime;
-var resolve = path.resolve;
-var vary = require('vary');
-
-/**
- * Response prototype.
- * @public
- */
-
-var res = Object.create(http.ServerResponse.prototype)
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = res
-
-/**
- * Module variables.
- * @private
- */
-
-var charsetRegExp = /;\s*charset\s*=/;
-
-/**
- * Set status `code`.
- *
- * @param {Number} code
- * @return {ServerResponse}
- * @public
- */
-
-res.status = function status(code) {
-  this.statusCode = code;
-  return this;
-};
-
-/**
- * Set Link header field with the given `links`.
- *
- * Examples:
- *
- *    res.links({
- *      next: 'http://api.example.com/users?page=2',
- *      last: 'http://api.example.com/users?page=5'
- *    });
- *
- * @param {Object} links
- * @return {ServerResponse}
- * @public
- */
-
-res.links = function(links){
-  var link = this.get('Link') || '';
-  if (link) link += ', ';
-  return this.set('Link', link + Object.keys(links).map(function(rel){
-    return '<' + links[rel] + '>; rel="' + rel + '"';
-  }).join(', '));
-};
-
-/**
- * Send a response.
- *
- * Examples:
- *
- *     res.send(Buffer.from('wahoo'));
- *     res.send({ some: 'json' });
- *     res.send('<p>some html</p>');
- *
- * @param {string|number|boolean|object|Buffer} body
- * @public
- */
-
-res.send = function send(body) {
-  var chunk = body;
-  var encoding;
-  var req = this.req;
-  var type;
-
-  // settings
-  var app = this.app;
-
-  // allow status / body
-  if (arguments.length === 2) {
-    // res.send(body, status) backwards compat
-    if (typeof arguments[0] !== 'number' && typeof arguments[1] === 'number') {
-      deprecate('res.send(body, status): Use res.status(status).send(body) instead');
-      this.statusCode = arguments[1];
-    } else {
-      deprecate('res.send(status, body): Use res.status(status).send(body) instead');
-      this.statusCode = arguments[0];
-      chunk = arguments[1];
-    }
-  }
-
-  // disambiguate res.send(status) and res.send(status, num)
-  if (typeof chunk === 'number' && arguments.length === 1) {
-    // res.send(status) will set status message as text string
-    if (!this.get('Content-Type')) {
-      this.type('txt');
-    }
-
-    deprecate('res.send(status): Use res.sendStatus(status) instead');
-    this.statusCode = chunk;
-    chunk = statuses[chunk]
-  }
-
-  switch (typeof chunk) {
-    // string defaulting to html
-    case 'string':
-      if (!this.get('Content-Type')) {
-        this.type('html');
-      }
-      break;
-    case 'boolean':
-    case 'number':
-    case 'object':
-      if (chunk === null) {
-        chunk = '';
-      } else if (Buffer.isBuffer(chunk)) {
-        if (!this.get('Content-Type')) {
-          this.type('bin');
-        }
-      } else {
-        return this.json(chunk);
-      }
-      break;
-  }
-
-  // write strings in utf-8
-  if (typeof chunk === 'string') {
-    encoding = 'utf8';
-    type = this.get('Content-Type');
-
-    // reflect this in content-type
-    if (typeof type === 'string') {
-      this.set('Content-Type', setCharset(type, 'utf-8'));
-    }
-  }
-
-  // determine if ETag should be generated
-  var etagFn = app.get('etag fn')
-  var generateETag = !this.get('ETag') && typeof etagFn === 'function'
-
-  // populate Content-Length
-  var len
-  if (chunk !== undefined) {
-    if (Buffer.isBuffer(chunk)) {
-      // get length of Buffer
-      len = chunk.length
-    } else if (!generateETag && chunk.length < 1000) {
-      // just calculate length when no ETag + small chunk
-      len = Buffer.byteLength(chunk, encoding)
-    } else {
-      // convert chunk to Buffer and calculate
-      chunk = Buffer.from(chunk, encoding)
-      encoding = undefined;
-      len = chunk.length
-    }
-
-    this.set('Content-Length', len);
-  }
-
-  // populate ETag
-  var etag;
-  if (generateETag && len !== undefined) {
-    if ((etag = etagFn(chunk, encoding))) {
-      this.set('ETag', etag);
-    }
-  }
-
-  // freshness
-  if (req.fresh) this.statusCode = 304;
-
-  // strip irrelevant headers
-  if (204 === this.statusCode || 304 === this.statusCode) {
-    this.removeHeader('Content-Type');
-    this.removeHeader('Content-Length');
-    this.removeHeader('Transfer-Encoding');
-    chunk = '';
-  }
-
-  if (req.method === 'HEAD') {
-    // skip body for HEAD
-    this.end();
-  } else {
-    // respond
-    this.end(chunk, encoding);
-  }
-
-  return this;
-};
-
-/**
- * Send JSON response.
- *
- * Examples:
- *
- *     res.json(null);
- *     res.json({ user: 'tj' });
- *
- * @param {string|number|boolean|object} obj
- * @public
- */
-
-res.json = function json(obj) {
-  var val = obj;
-
-  // allow status / body
-  if (arguments.length === 2) {
-    // res.json(body, status) backwards compat
-    if (typeof arguments[1] === 'number') {
-      deprecate('res.json(obj, status): Use res.status(status).json(obj) instead');
-      this.statusCode = arguments[1];
-    } else {
-      deprecate('res.json(status, obj): Use res.status(status).json(obj) instead');
-      this.statusCode = arguments[0];
-      val = arguments[1];
-    }
-  }
-
-  // settings
-  var app = this.app;
-  var escape = app.get('json escape')
-  var replacer = app.get('json replacer');
-  var spaces = app.get('json spaces');
-  var body = stringify(val, replacer, spaces, escape)
-
-  // content-type
-  if (!this.get('Content-Type')) {
-    this.set('Content-Type', 'application/json');
-  }
-
-  return this.send(body);
-};
-
-/**
- * Send JSON response with JSONP callback support.
- *
- * Examples:
- *
- *     res.jsonp(null);
- *     res.jsonp({ user: 'tj' });
- *
- * @param {string|number|boolean|object} obj
- * @public
- */
-
-res.jsonp = function jsonp(obj) {
-  var val = obj;
-
-  // allow status / body
-  if (arguments.length === 2) {
-    // res.json(body, status) backwards compat
-    if (typeof arguments[1] === 'number') {
-      deprecate('res.jsonp(obj, status): Use res.status(status).json(obj) instead');
-      this.statusCode = arguments[1];
-    } else {
-      deprecate('res.jsonp(status, obj): Use res.status(status).jsonp(obj) instead');
-      this.statusCode = arguments[0];
-      val = arguments[1];
-    }
-  }
-
-  // settings
-  var app = this.app;
-  var escape = app.get('json escape')
-  var replacer = app.get('json replacer');
-  var spaces = app.get('json spaces');
-  var body = stringify(val, replacer, spaces, escape)
-  var callback = this.req.query[app.get('jsonp callback name')];
-
-  // content-type
-  if (!this.get('Content-Type')) {
-    this.set('X-Content-Type-Options', 'nosniff');
-    this.set('Content-Type', 'application/json');
-  }
-
-  // fixup callback
-  if (Array.isArray(callback)) {
-    callback = callback[0];
-  }
-
-  // jsonp
-  if (typeof callback === 'string' && callback.length !== 0) {
-    this.set('X-Content-Type-Options', 'nosniff');
-    this.set('Content-Type', 'text/javascript');
-
-    // restrict callback charset
-    callback = callback.replace(/[^\[\]\w$.]/g, '');
-
-    // replace chars not allowed in JavaScript that are in JSON
-    body = body
-      .replace(/\u2028/g, '\\u2028')
-      .replace(/\u2029/g, '\\u2029');
-
-    // the /**/ is a specific security mitigation for "Rosetta Flash JSONP abuse"
-    // the typeof check is just to reduce client error noise
-    body = '/**/ typeof ' + callback + ' === \'function\' && ' + callback + '(' + body + ');';
-  }
-
-  return this.send(body);
-};
-
-/**
- * Send given HTTP status code.
- *
- * Sets the response status to `statusCode` and the body of the
- * response to the standard description from node's http.STATUS_CODES
- * or the statusCode number if no description.
- *
- * Examples:
- *
- *     res.sendStatus(200);
- *
- * @param {number} statusCode
- * @public
- */
-
-res.sendStatus = function sendStatus(statusCode) {
-  var body = statuses[statusCode] || String(statusCode)
-
-  this.statusCode = statusCode;
-  this.type('txt');
-
-  return this.send(body);
-};
-
-/**
- * Transfer the file at the given `path`.
- *
- * Automatically sets the _Content-Type_ response header field.
- * The callback `callback(err)` is invoked when the transfer is complete
- * or when an error occurs. Be sure to check `res.sentHeader`
- * if you wish to attempt responding, as the header and some data
- * may have already been transferred.
- *
- * Options:
- *
- *   - `maxAge`   defaulting to 0 (can be string converted by `ms`)
- *   - `root`     root directory for relative filenames
- *   - `headers`  object of headers to serve with file
- *   - `dotfiles` serve dotfiles, defaulting to false; can be `"allow"` to send them
- *
- * Other options are passed along to `send`.
- *
- * Examples:
- *
- *  The following example illustrates how `res.sendFile()` may
- *  be used as an alternative for the `static()` middleware for
- *  dynamic situations. The code backing `res.sendFile()` is actually
- *  the same code, so HTTP cache support etc is identical.
- *
- *     app.get('/user/:uid/photos/:file', function(req, res){
- *       var uid = req.params.uid
- *         , file = req.params.file;
- *
- *       req.user.mayViewFilesFrom(uid, function(yes){
- *         if (yes) {
- *           res.sendFile('/uploads/' + uid + '/' + file);
- *         } else {
- *           res.send(403, 'Sorry! you cant see that.');
- *         }
- *       });
- *     });
- *
- * @public
- */
-
-res.sendFile = function sendFile(path, options, callback) {
-  var done = callback;
-  var req = this.req;
-  var res = this;
-  var next = req.next;
-  var opts = options || {};
-
-  if (!path) {
-    throw new TypeError('path argument is required to res.sendFile');
-  }
-
-  // support function as second arg
-  if (typeof options === 'function') {
-    done = options;
-    opts = {};
-  }
-
-  if (!opts.root && !isAbsolute(path)) {
-    throw new TypeError('path must be absolute or specify root to res.sendFile');
-  }
-
-  // create file stream
-  var pathname = encodeURI(path);
-  var file = send(req, pathname, opts);
-
-  // transfer
-  sendfile(res, file, opts, function (err) {
-    if (done) return done(err);
-    if (err && err.code === 'EISDIR') return next();
-
-    // next() all but write errors
-    if (err && err.code !== 'ECONNABORTED' && err.syscall !== 'write') {
-      next(err);
-    }
-  });
-};
-
-/**
- * Transfer the file at the given `path`.
- *
- * Automatically sets the _Content-Type_ response header field.
- * The callback `callback(err)` is invoked when the transfer is complete
- * or when an error occurs. Be sure to check `res.sentHeader`
- * if you wish to attempt responding, as the header and some data
- * may have already been transferred.
- *
- * Options:
- *
- *   - `maxAge`   defaulting to 0 (can be string converted by `ms`)
- *   - `root`     root directory for relative filenames
- *   - `headers`  object of headers to serve with file
- *   - `dotfiles` serve dotfiles, defaulting to false; can be `"allow"` to send them
- *
- * Other options are passed along to `send`.
- *
- * Examples:
- *
- *  The following example illustrates how `res.sendfile()` may
- *  be used as an alternative for the `static()` middleware for
- *  dynamic situations. The code backing `res.sendfile()` is actually
- *  the same code, so HTTP cache support etc is identical.
- *
- *     app.get('/user/:uid/photos/:file', function(req, res){
- *       var uid = req.params.uid
- *         , file = req.params.file;
- *
- *       req.user.mayViewFilesFrom(uid, function(yes){
- *         if (yes) {
- *           res.sendfile('/uploads/' + uid + '/' + file);
- *         } else {
- *           res.send(403, 'Sorry! you cant see that.');
- *         }
- *       });
- *     });
- *
- * @public
- */
-
-res.sendfile = function (path, options, callback) {
-  var done = callback;
-  var req = this.req;
-  var res = this;
-  var next = req.next;
-  var opts = options || {};
-
-  // support function as second arg
-  if (typeof options === 'function') {
-    done = options;
-    opts = {};
-  }
-
-  // create file stream
-  var file = send(req, path, opts);
-
-  // transfer
-  sendfile(res, file, opts, function (err) {
-    if (done) return done(err);
-    if (err && err.code === 'EISDIR') return next();
-
-    // next() all but write errors
-    if (err && err.code !== 'ECONNABORTED' && err.syscall !== 'write') {
-      next(err);
-    }
-  });
-};
-
-res.sendfile = deprecate.function(res.sendfile,
-  'res.sendfile: Use res.sendFile instead');
-
-/**
- * Transfer the file at the given `path` as an attachment.
- *
- * Optionally providing an alternate attachment `filename`,
- * and optional callback `callback(err)`. The callback is invoked
- * when the data transfer is complete, or when an error has
- * ocurred. Be sure to check `res.headersSent` if you plan to respond.
- *
- * Optionally providing an `options` object to use with `res.sendFile()`.
- * This function will set the `Content-Disposition` header, overriding
- * any `Content-Disposition` header passed as header options in order
- * to set the attachment and filename.
- *
- * This method uses `res.sendFile()`.
- *
- * @public
- */
-
-res.download = function download (path, filename, options, callback) {
-  var done = callback;
-  var name = filename;
-  var opts = options || null
-
-  // support function as second or third arg
-  if (typeof filename === 'function') {
-    done = filename;
-    name = null;
-    opts = null
-  } else if (typeof options === 'function') {
-    done = options
-    opts = null
-  }
-
-  // set Content-Disposition when file is sent
-  var headers = {
-    'Content-Disposition': contentDisposition(name || path)
-  };
-
-  // merge user-provided headers
-  if (opts && opts.headers) {
-    var keys = Object.keys(opts.headers)
-    for (var i = 0; i < keys.length; i++) {
-      var key = keys[i]
-      if (key.toLowerCase() !== 'content-disposition') {
-        headers[key] = opts.headers[key]
-      }
-    }
-  }
-
-  // merge user-provided options
-  opts = Object.create(opts)
-  opts.headers = headers
-
-  // Resolve the full path for sendFile
-  var fullPath = resolve(path);
-
-  // send file
-  return this.sendFile(fullPath, opts, done)
-};
-
-/**
- * Set _Content-Type_ response header with `type` through `mime.lookup()`
- * when it does not contain "/", or set the Content-Type to `type` otherwise.
- *
- * Examples:
- *
- *     res.type('.html');
- *     res.type('html');
- *     res.type('json');
- *     res.type('application/json');
- *     res.type('png');
- *
- * @param {String} type
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.contentType =
-res.type = function contentType(type) {
-  var ct = type.indexOf('/') === -1
-    ? mime.lookup(type)
-    : type;
-
-  return this.set('Content-Type', ct);
-};
-
-/**
- * Respond to the Acceptable formats using an `obj`
- * of mime-type callbacks.
- *
- * This method uses `req.accepted`, an array of
- * acceptable types ordered by their quality values.
- * When "Accept" is not present the _first_ callback
- * is invoked, otherwise the first match is used. When
- * no match is performed the server responds with
- * 406 "Not Acceptable".
- *
- * Content-Type is set for you, however if you choose
- * you may alter this within the callback using `res.type()`
- * or `res.set('Content-Type', ...)`.
- *
- *    res.format({
- *      'text/plain': function(){
- *        res.send('hey');
- *      },
- *
- *      'text/html': function(){
- *        res.send('<p>hey</p>');
- *      },
- *
- *      'appliation/json': function(){
- *        res.send({ message: 'hey' });
- *      }
- *    });
- *
- * In addition to canonicalized MIME types you may
- * also use extnames mapped to these types:
- *
- *    res.format({
- *      text: function(){
- *        res.send('hey');
- *      },
- *
- *      html: function(){
- *        res.send('<p>hey</p>');
- *      },
- *
- *      json: function(){
- *        res.send({ message: 'hey' });
- *      }
- *    });
- *
- * By default Express passes an `Error`
- * with a `.status` of 406 to `next(err)`
- * if a match is not made. If you provide
- * a `.default` callback it will be invoked
- * instead.
- *
- * @param {Object} obj
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.format = function(obj){
-  var req = this.req;
-  var next = req.next;
-
-  var fn = obj.default;
-  if (fn) delete obj.default;
-  var keys = Object.keys(obj);
-
-  var key = keys.length > 0
-    ? req.accepts(keys)
-    : false;
-
-  this.vary("Accept");
-
-  if (key) {
-    this.set('Content-Type', normalizeType(key).value);
-    obj[key](req, this, next);
-  } else if (fn) {
-    fn();
-  } else {
-    var err = new Error('Not Acceptable');
-    err.status = err.statusCode = 406;
-    err.types = normalizeTypes(keys).map(function(o){ return o.value });
-    next(err);
-  }
-
-  return this;
-};
-
-/**
- * Set _Content-Disposition_ header to _attachment_ with optional `filename`.
- *
- * @param {String} filename
- * @return {ServerResponse}
- * @public
- */
-
-res.attachment = function attachment(filename) {
-  if (filename) {
-    this.type(extname(filename));
-  }
-
-  this.set('Content-Disposition', contentDisposition(filename));
-
-  return this;
-};
-
-/**
- * Append additional header `field` with value `val`.
- *
- * Example:
- *
- *    res.append('Link', ['<http://localhost/>', '<http://localhost:3000/>']);
- *    res.append('Set-Cookie', 'foo=bar; Path=/; HttpOnly');
- *    res.append('Warning', '199 Miscellaneous warning');
- *
- * @param {String} field
- * @param {String|Array} val
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.append = function append(field, val) {
-  var prev = this.get(field);
-  var value = val;
-
-  if (prev) {
-    // concat the new and prev vals
-    value = Array.isArray(prev) ? prev.concat(val)
-      : Array.isArray(val) ? [prev].concat(val)
-      : [prev, val];
-  }
-
-  return this.set(field, value);
-};
-
-/**
- * Set header `field` to `val`, or pass
- * an object of header fields.
- *
- * Examples:
- *
- *    res.set('Foo', ['bar', 'baz']);
- *    res.set('Accept', 'application/json');
- *    res.set({ Accept: 'text/plain', 'X-API-Key': 'tobi' });
- *
- * Aliased as `res.header()`.
- *
- * @param {String|Object} field
- * @param {String|Array} val
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.set =
-res.header = function header(field, val) {
-  if (arguments.length === 2) {
-    var value = Array.isArray(val)
-      ? val.map(String)
-      : String(val);
-
-    // add charset to content-type
-    if (field.toLowerCase() === 'content-type') {
-      if (Array.isArray(value)) {
-        throw new TypeError('Content-Type cannot be set to an Array');
-      }
-      if (!charsetRegExp.test(value)) {
-        var charset = mime.charsets.lookup(value.split(';')[0]);
-        if (charset) value += '; charset=' + charset.toLowerCase();
-      }
-    }
-
-    this.setHeader(field, value);
-  } else {
-    for (var key in field) {
-      this.set(key, field[key]);
-    }
-  }
-  return this;
-};
-
-/**
- * Get value for header `field`.
- *
- * @param {String} field
- * @return {String}
- * @public
- */
-
-res.get = function(field){
-  return this.getHeader(field);
-};
-
-/**
- * Clear cookie `name`.
- *
- * @param {String} name
- * @param {Object} [options]
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.clearCookie = function clearCookie(name, options) {
-  var opts = merge({ expires: new Date(1), path: '/' }, options);
-
-  return this.cookie(name, '', opts);
-};
-
-/**
- * Set cookie `name` to `value`, with the given `options`.
- *
- * Options:
- *
- *    - `maxAge`   max-age in milliseconds, converted to `expires`
- *    - `signed`   sign the cookie
- *    - `path`     defaults to "/"
- *
- * Examples:
- *
- *    // "Remember Me" for 15 minutes
- *    res.cookie('rememberme', '1', { expires: new Date(Date.now() + 900000), httpOnly: true });
- *
- *    // save as above
- *    res.cookie('rememberme', '1', { maxAge: 900000, httpOnly: true })
- *
- * @param {String} name
- * @param {String|Object} value
- * @param {Object} [options]
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.cookie = function (name, value, options) {
-  var opts = merge({}, options);
-  var secret = this.req.secret;
-  var signed = opts.signed;
-
-  if (signed && !secret) {
-    throw new Error('cookieParser("secret") required for signed cookies');
-  }
-
-  var val = typeof value === 'object'
-    ? 'j:' + JSON.stringify(value)
-    : String(value);
-
-  if (signed) {
-    val = 's:' + sign(val, secret);
-  }
-
-  if ('maxAge' in opts) {
-    opts.expires = new Date(Date.now() + opts.maxAge);
-    opts.maxAge /= 1000;
-  }
-
-  if (opts.path == null) {
-    opts.path = '/';
-  }
-
-  this.append('Set-Cookie', cookie.serialize(name, String(val), opts));
-
-  return this;
-};
-
-/**
- * Set the location header to `url`.
- *
- * The given `url` can also be "back", which redirects
- * to the _Referrer_ or _Referer_ headers or "/".
- *
- * Examples:
- *
- *    res.location('/foo/bar').;
- *    res.location('http://example.com');
- *    res.location('../login');
- *
- * @param {String} url
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.location = function location(url) {
-  var loc = url;
-
-  // "back" is an alias for the referrer
-  if (url === 'back') {
-    loc = this.req.get('Referrer') || '/';
-  }
-
-  // set location
-  return this.set('Location', encodeUrl(loc));
-};
-
-/**
- * Redirect to the given `url` with optional response `status`
- * defaulting to 302.
- *
- * The resulting `url` is determined by `res.location()`, so
- * it will play nicely with mounted apps, relative paths,
- * `"back"` etc.
- *
- * Examples:
- *
- *    res.redirect('/foo/bar');
- *    res.redirect('http://example.com');
- *    res.redirect(301, 'http://example.com');
- *    res.redirect('../login'); // /blog/post/1 -> /blog/login
- *
- * @public
- */
-
-res.redirect = function redirect(url) {
-  var address = url;
-  var body;
-  var status = 302;
-
-  // allow status / url
-  if (arguments.length === 2) {
-    if (typeof arguments[0] === 'number') {
-      status = arguments[0];
-      address = arguments[1];
-    } else {
-      deprecate('res.redirect(url, status): Use res.redirect(status, url) instead');
-      status = arguments[1];
-    }
-  }
-
-  // Set location header
-  address = this.location(address).get('Location');
-
-  // Support text/{plain,html} by default
-  this.format({
-    text: function(){
-      body = statuses[status] + '. Redirecting to ' + address
-    },
-
-    html: function(){
-      var u = escapeHtml(address);
-      body = '<p>' + statuses[status] + '. Redirecting to <a href="' + u + '">' + u + '</a></p>'
-    },
-
-    default: function(){
-      body = '';
-    }
-  });
-
-  // Respond
-  this.statusCode = status;
-  this.set('Content-Length', Buffer.byteLength(body));
-
-  if (this.req.method === 'HEAD') {
-    this.end();
-  } else {
-    this.end(body);
-  }
-};
-
-/**
- * Add `field` to Vary. If already present in the Vary set, then
- * this call is simply ignored.
- *
- * @param {Array|String} field
- * @return {ServerResponse} for chaining
- * @public
- */
-
-res.vary = function(field){
-  // checks for back-compat
-  if (!field || (Array.isArray(field) && !field.length)) {
-    deprecate('res.vary(): Provide a field name');
-    return this;
-  }
-
-  vary(this, field);
-
-  return this;
-};
-
-/**
- * Render `view` with the given `options` and optional callback `fn`.
- * When a callback function is given a response will _not_ be made
- * automatically, otherwise a response of _200_ and _text/html_ is given.
- *
- * Options:
- *
- *  - `cache`     boolean hinting to the engine it should cache
- *  - `filename`  filename of the view being rendered
- *
- * @public
- */
-
-res.render = function render(view, options, callback) {
-  var app = this.req.app;
-  var done = callback;
-  var opts = options || {};
-  var req = this.req;
-  var self = this;
-
-  // support callback function as second arg
-  if (typeof options === 'function') {
-    done = options;
-    opts = {};
-  }
-
-  // merge res.locals
-  opts._locals = self.locals;
-
-  // default callback to respond
-  done = done || function (err, str) {
-    if (err) return req.next(err);
-    self.send(str);
-  };
-
-  // render
-  app.render(view, opts, done);
-};
-
-// pipe the send file stream
-function sendfile(res, file, options, callback) {
-  var done = false;
-  var streaming;
-
-  // request aborted
-  function onaborted() {
-    if (done) return;
-    done = true;
-
-    var err = new Error('Request aborted');
-    err.code = 'ECONNABORTED';
-    callback(err);
-  }
-
-  // directory
-  function ondirectory() {
-    if (done) return;
-    done = true;
-
-    var err = new Error('EISDIR, read');
-    err.code = 'EISDIR';
-    callback(err);
-  }
-
-  // errors
-  function onerror(err) {
-    if (done) return;
-    done = true;
-    callback(err);
-  }
-
-  // ended
-  function onend() {
-    if (done) return;
-    done = true;
-    callback();
-  }
-
-  // file
-  function onfile() {
-    streaming = false;
-  }
-
-  // finished
-  function onfinish(err) {
-    if (err && err.code === 'ECONNRESET') return onaborted();
-    if (err) return onerror(err);
-    if (done) return;
-
-    setImmediate(function () {
-      if (streaming !== false && !done) {
-        onaborted();
-        return;
-      }
-
-      if (done) return;
-      done = true;
-      callback();
-    });
-  }
-
-  // streaming
-  function onstream() {
-    streaming = true;
-  }
-
-  file.on('directory', ondirectory);
-  file.on('end', onend);
-  file.on('error', onerror);
-  file.on('file', onfile);
-  file.on('stream', onstream);
-  onFinished(res, onfinish);
-
-  if (options.headers) {
-    // set headers on successful transfer
-    file.on('headers', function headers(res) {
-      var obj = options.headers;
-      var keys = Object.keys(obj);
-
-      for (var i = 0; i < keys.length; i++) {
-        var k = keys[i];
-        res.setHeader(k, obj[k]);
-      }
-    });
-  }
-
-  // pipe
-  file.pipe(res);
-}
-
-/**
- * Stringify JSON, like JSON.stringify, but v8 optimized, with the
- * ability to escape characters that can trigger HTML sniffing.
- *
- * @param {*} value
- * @param {function} replaces
- * @param {number} spaces
- * @param {boolean} escape
- * @returns {string}
- * @private
- */
-
-function stringify (value, replacer, spaces, escape) {
-  // v8 checks arguments.length for optimizing simple call
-  // https://bugs.chromium.org/p/v8/issues/detail?id=4730
-  var json = replacer || spaces
-    ? JSON.stringify(value, replacer, spaces)
-    : JSON.stringify(value);
-
-  if (escape) {
-    json = json.replace(/[<>&]/g, function (c) {
-      switch (c.charCodeAt(0)) {
-        case 0x3c:
-          return '\\u003c'
-        case 0x3e:
-          return '\\u003e'
-        case 0x26:
-          return '\\u0026'
-        default:
-          return c
-      }
-    })
-  }
-
-  return json
-}
diff --git a/node_modules/express/lib/router/index.js b/node_modules/express/lib/router/index.js
deleted file mode 100644
index 69e6d38..0000000
--- a/node_modules/express/lib/router/index.js
+++ /dev/null
@@ -1,662 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var Route = require('./route');
-var Layer = require('./layer');
-var methods = require('methods');
-var mixin = require('utils-merge');
-var debug = require('debug')('express:router');
-var deprecate = require('depd')('express');
-var flatten = require('array-flatten');
-var parseUrl = require('parseurl');
-var setPrototypeOf = require('setprototypeof')
-
-/**
- * Module variables.
- * @private
- */
-
-var objectRegExp = /^\[object (\S+)\]$/;
-var slice = Array.prototype.slice;
-var toString = Object.prototype.toString;
-
-/**
- * Initialize a new `Router` with the given `options`.
- *
- * @param {Object} [options]
- * @return {Router} which is an callable function
- * @public
- */
-
-var proto = module.exports = function(options) {
-  var opts = options || {};
-
-  function router(req, res, next) {
-    router.handle(req, res, next);
-  }
-
-  // mixin Router class functions
-  setPrototypeOf(router, proto)
-
-  router.params = {};
-  router._params = [];
-  router.caseSensitive = opts.caseSensitive;
-  router.mergeParams = opts.mergeParams;
-  router.strict = opts.strict;
-  router.stack = [];
-
-  return router;
-};
-
-/**
- * Map the given param placeholder `name`(s) to the given callback.
- *
- * Parameter mapping is used to provide pre-conditions to routes
- * which use normalized placeholders. For example a _:user_id_ parameter
- * could automatically load a user's information from the database without
- * any additional code,
- *
- * The callback uses the same signature as middleware, the only difference
- * being that the value of the placeholder is passed, in this case the _id_
- * of the user. Once the `next()` function is invoked, just like middleware
- * it will continue on to execute the route, or subsequent parameter functions.
- *
- * Just like in middleware, you must either respond to the request or call next
- * to avoid stalling the request.
- *
- *  app.param('user_id', function(req, res, next, id){
- *    User.find(id, function(err, user){
- *      if (err) {
- *        return next(err);
- *      } else if (!user) {
- *        return next(new Error('failed to load user'));
- *      }
- *      req.user = user;
- *      next();
- *    });
- *  });
- *
- * @param {String} name
- * @param {Function} fn
- * @return {app} for chaining
- * @public
- */
-
-proto.param = function param(name, fn) {
-  // param logic
-  if (typeof name === 'function') {
-    deprecate('router.param(fn): Refactor to use path params');
-    this._params.push(name);
-    return;
-  }
-
-  // apply param functions
-  var params = this._params;
-  var len = params.length;
-  var ret;
-
-  if (name[0] === ':') {
-    deprecate('router.param(' + JSON.stringify(name) + ', fn): Use router.param(' + JSON.stringify(name.substr(1)) + ', fn) instead');
-    name = name.substr(1);
-  }
-
-  for (var i = 0; i < len; ++i) {
-    if (ret = params[i](name, fn)) {
-      fn = ret;
-    }
-  }
-
-  // ensure we end up with a
-  // middleware function
-  if ('function' !== typeof fn) {
-    throw new Error('invalid param() call for ' + name + ', got ' + fn);
-  }
-
-  (this.params[name] = this.params[name] || []).push(fn);
-  return this;
-};
-
-/**
- * Dispatch a req, res into the router.
- * @private
- */
-
-proto.handle = function handle(req, res, out) {
-  var self = this;
-
-  debug('dispatching %s %s', req.method, req.url);
-
-  var idx = 0;
-  var protohost = getProtohost(req.url) || ''
-  var removed = '';
-  var slashAdded = false;
-  var paramcalled = {};
-
-  // store options for OPTIONS request
-  // only used if OPTIONS request
-  var options = [];
-
-  // middleware and routes
-  var stack = self.stack;
-
-  // manage inter-router variables
-  var parentParams = req.params;
-  var parentUrl = req.baseUrl || '';
-  var done = restore(out, req, 'baseUrl', 'next', 'params');
-
-  // setup next layer
-  req.next = next;
-
-  // for options requests, respond with a default if nothing else responds
-  if (req.method === 'OPTIONS') {
-    done = wrap(done, function(old, err) {
-      if (err || options.length === 0) return old(err);
-      sendOptionsResponse(res, options, old);
-    });
-  }
-
-  // setup basic req values
-  req.baseUrl = parentUrl;
-  req.originalUrl = req.originalUrl || req.url;
-
-  next();
-
-  function next(err) {
-    var layerError = err === 'route'
-      ? null
-      : err;
-
-    // remove added slash
-    if (slashAdded) {
-      req.url = req.url.substr(1);
-      slashAdded = false;
-    }
-
-    // restore altered req.url
-    if (removed.length !== 0) {
-      req.baseUrl = parentUrl;
-      req.url = protohost + removed + req.url.substr(protohost.length);
-      removed = '';
-    }
-
-    // signal to exit router
-    if (layerError === 'router') {
-      setImmediate(done, null)
-      return
-    }
-
-    // no more matching layers
-    if (idx >= stack.length) {
-      setImmediate(done, layerError);
-      return;
-    }
-
-    // get pathname of request
-    var path = getPathname(req);
-
-    if (path == null) {
-      return done(layerError);
-    }
-
-    // find next matching layer
-    var layer;
-    var match;
-    var route;
-
-    while (match !== true && idx < stack.length) {
-      layer = stack[idx++];
-      match = matchLayer(layer, path);
-      route = layer.route;
-
-      if (typeof match !== 'boolean') {
-        // hold on to layerError
-        layerError = layerError || match;
-      }
-
-      if (match !== true) {
-        continue;
-      }
-
-      if (!route) {
-        // process non-route handlers normally
-        continue;
-      }
-
-      if (layerError) {
-        // routes do not match with a pending error
-        match = false;
-        continue;
-      }
-
-      var method = req.method;
-      var has_method = route._handles_method(method);
-
-      // build up automatic options response
-      if (!has_method && method === 'OPTIONS') {
-        appendMethods(options, route._options());
-      }
-
-      // don't even bother matching route
-      if (!has_method && method !== 'HEAD') {
-        match = false;
-        continue;
-      }
-    }
-
-    // no match
-    if (match !== true) {
-      return done(layerError);
-    }
-
-    // store route for dispatch on change
-    if (route) {
-      req.route = route;
-    }
-
-    // Capture one-time layer values
-    req.params = self.mergeParams
-      ? mergeParams(layer.params, parentParams)
-      : layer.params;
-    var layerPath = layer.path;
-
-    // this should be done for the layer
-    self.process_params(layer, paramcalled, req, res, function (err) {
-      if (err) {
-        return next(layerError || err);
-      }
-
-      if (route) {
-        return layer.handle_request(req, res, next);
-      }
-
-      trim_prefix(layer, layerError, layerPath, path);
-    });
-  }
-
-  function trim_prefix(layer, layerError, layerPath, path) {
-    if (layerPath.length !== 0) {
-      // Validate path breaks on a path separator
-      var c = path[layerPath.length]
-      if (c && c !== '/' && c !== '.') return next(layerError)
-
-      // Trim off the part of the url that matches the route
-      // middleware (.use stuff) needs to have the path stripped
-      debug('trim prefix (%s) from url %s', layerPath, req.url);
-      removed = layerPath;
-      req.url = protohost + req.url.substr(protohost.length + removed.length);
-
-      // Ensure leading slash
-      if (!protohost && req.url[0] !== '/') {
-        req.url = '/' + req.url;
-        slashAdded = true;
-      }
-
-      // Setup base URL (no trailing slash)
-      req.baseUrl = parentUrl + (removed[removed.length - 1] === '/'
-        ? removed.substring(0, removed.length - 1)
-        : removed);
-    }
-
-    debug('%s %s : %s', layer.name, layerPath, req.originalUrl);
-
-    if (layerError) {
-      layer.handle_error(layerError, req, res, next);
-    } else {
-      layer.handle_request(req, res, next);
-    }
-  }
-};
-
-/**
- * Process any parameters for the layer.
- * @private
- */
-
-proto.process_params = function process_params(layer, called, req, res, done) {
-  var params = this.params;
-
-  // captured parameters from the layer, keys and values
-  var keys = layer.keys;
-
-  // fast track
-  if (!keys || keys.length === 0) {
-    return done();
-  }
-
-  var i = 0;
-  var name;
-  var paramIndex = 0;
-  var key;
-  var paramVal;
-  var paramCallbacks;
-  var paramCalled;
-
-  // process params in order
-  // param callbacks can be async
-  function param(err) {
-    if (err) {
-      return done(err);
-    }
-
-    if (i >= keys.length ) {
-      return done();
-    }
-
-    paramIndex = 0;
-    key = keys[i++];
-    name = key.name;
-    paramVal = req.params[name];
-    paramCallbacks = params[name];
-    paramCalled = called[name];
-
-    if (paramVal === undefined || !paramCallbacks) {
-      return param();
-    }
-
-    // param previously called with same value or error occurred
-    if (paramCalled && (paramCalled.match === paramVal
-      || (paramCalled.error && paramCalled.error !== 'route'))) {
-      // restore value
-      req.params[name] = paramCalled.value;
-
-      // next param
-      return param(paramCalled.error);
-    }
-
-    called[name] = paramCalled = {
-      error: null,
-      match: paramVal,
-      value: paramVal
-    };
-
-    paramCallback();
-  }
-
-  // single param callbacks
-  function paramCallback(err) {
-    var fn = paramCallbacks[paramIndex++];
-
-    // store updated value
-    paramCalled.value = req.params[key.name];
-
-    if (err) {
-      // store error
-      paramCalled.error = err;
-      param(err);
-      return;
-    }
-
-    if (!fn) return param();
-
-    try {
-      fn(req, res, paramCallback, paramVal, key.name);
-    } catch (e) {
-      paramCallback(e);
-    }
-  }
-
-  param();
-};
-
-/**
- * Use the given middleware function, with optional path, defaulting to "/".
- *
- * Use (like `.all`) will run for any http METHOD, but it will not add
- * handlers for those methods so OPTIONS requests will not consider `.use`
- * functions even if they could respond.
- *
- * The other difference is that _route_ path is stripped and not visible
- * to the handler function. The main effect of this feature is that mounted
- * handlers can operate without any code changes regardless of the "prefix"
- * pathname.
- *
- * @public
- */
-
-proto.use = function use(fn) {
-  var offset = 0;
-  var path = '/';
-
-  // default path to '/'
-  // disambiguate router.use([fn])
-  if (typeof fn !== 'function') {
-    var arg = fn;
-
-    while (Array.isArray(arg) && arg.length !== 0) {
-      arg = arg[0];
-    }
-
-    // first arg is the path
-    if (typeof arg !== 'function') {
-      offset = 1;
-      path = fn;
-    }
-  }
-
-  var callbacks = flatten(slice.call(arguments, offset));
-
-  if (callbacks.length === 0) {
-    throw new TypeError('Router.use() requires a middleware function')
-  }
-
-  for (var i = 0; i < callbacks.length; i++) {
-    var fn = callbacks[i];
-
-    if (typeof fn !== 'function') {
-      throw new TypeError('Router.use() requires a middleware function but got a ' + gettype(fn))
-    }
-
-    // add the middleware
-    debug('use %o %s', path, fn.name || '<anonymous>')
-
-    var layer = new Layer(path, {
-      sensitive: this.caseSensitive,
-      strict: false,
-      end: false
-    }, fn);
-
-    layer.route = undefined;
-
-    this.stack.push(layer);
-  }
-
-  return this;
-};
-
-/**
- * Create a new Route for the given path.
- *
- * Each route contains a separate middleware stack and VERB handlers.
- *
- * See the Route api documentation for details on adding handlers
- * and middleware to routes.
- *
- * @param {String} path
- * @return {Route}
- * @public
- */
-
-proto.route = function route(path) {
-  var route = new Route(path);
-
-  var layer = new Layer(path, {
-    sensitive: this.caseSensitive,
-    strict: this.strict,
-    end: true
-  }, route.dispatch.bind(route));
-
-  layer.route = route;
-
-  this.stack.push(layer);
-  return route;
-};
-
-// create Router#VERB functions
-methods.concat('all').forEach(function(method){
-  proto[method] = function(path){
-    var route = this.route(path)
-    route[method].apply(route, slice.call(arguments, 1));
-    return this;
-  };
-});
-
-// append methods to a list of methods
-function appendMethods(list, addition) {
-  for (var i = 0; i < addition.length; i++) {
-    var method = addition[i];
-    if (list.indexOf(method) === -1) {
-      list.push(method);
-    }
-  }
-}
-
-// get pathname of request
-function getPathname(req) {
-  try {
-    return parseUrl(req).pathname;
-  } catch (err) {
-    return undefined;
-  }
-}
-
-// Get get protocol + host for a URL
-function getProtohost(url) {
-  if (typeof url !== 'string' || url.length === 0 || url[0] === '/') {
-    return undefined
-  }
-
-  var searchIndex = url.indexOf('?')
-  var pathLength = searchIndex !== -1
-    ? searchIndex
-    : url.length
-  var fqdnIndex = url.substr(0, pathLength).indexOf('://')
-
-  return fqdnIndex !== -1
-    ? url.substr(0, url.indexOf('/', 3 + fqdnIndex))
-    : undefined
-}
-
-// get type for error message
-function gettype(obj) {
-  var type = typeof obj;
-
-  if (type !== 'object') {
-    return type;
-  }
-
-  // inspect [[Class]] for objects
-  return toString.call(obj)
-    .replace(objectRegExp, '$1');
-}
-
-/**
- * Match path to a layer.
- *
- * @param {Layer} layer
- * @param {string} path
- * @private
- */
-
-function matchLayer(layer, path) {
-  try {
-    return layer.match(path);
-  } catch (err) {
-    return err;
-  }
-}
-
-// merge params with parent params
-function mergeParams(params, parent) {
-  if (typeof parent !== 'object' || !parent) {
-    return params;
-  }
-
-  // make copy of parent for base
-  var obj = mixin({}, parent);
-
-  // simple non-numeric merging
-  if (!(0 in params) || !(0 in parent)) {
-    return mixin(obj, params);
-  }
-
-  var i = 0;
-  var o = 0;
-
-  // determine numeric gaps
-  while (i in params) {
-    i++;
-  }
-
-  while (o in parent) {
-    o++;
-  }
-
-  // offset numeric indices in params before merge
-  for (i--; i >= 0; i--) {
-    params[i + o] = params[i];
-
-    // create holes for the merge when necessary
-    if (i < o) {
-      delete params[i];
-    }
-  }
-
-  return mixin(obj, params);
-}
-
-// restore obj props after function
-function restore(fn, obj) {
-  var props = new Array(arguments.length - 2);
-  var vals = new Array(arguments.length - 2);
-
-  for (var i = 0; i < props.length; i++) {
-    props[i] = arguments[i + 2];
-    vals[i] = obj[props[i]];
-  }
-
-  return function () {
-    // restore vals
-    for (var i = 0; i < props.length; i++) {
-      obj[props[i]] = vals[i];
-    }
-
-    return fn.apply(this, arguments);
-  };
-}
-
-// send an OPTIONS response
-function sendOptionsResponse(res, options, next) {
-  try {
-    var body = options.join(',');
-    res.set('Allow', body);
-    res.send(body);
-  } catch (err) {
-    next(err);
-  }
-}
-
-// wrap a function
-function wrap(old, fn) {
-  return function proxy() {
-    var args = new Array(arguments.length + 1);
-
-    args[0] = old;
-    for (var i = 0, len = arguments.length; i < len; i++) {
-      args[i + 1] = arguments[i];
-    }
-
-    fn.apply(this, args);
-  };
-}
diff --git a/node_modules/express/lib/router/layer.js b/node_modules/express/lib/router/layer.js
deleted file mode 100644
index 4dc8e86..0000000
--- a/node_modules/express/lib/router/layer.js
+++ /dev/null
@@ -1,181 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var pathRegexp = require('path-to-regexp');
-var debug = require('debug')('express:router:layer');
-
-/**
- * Module variables.
- * @private
- */
-
-var hasOwnProperty = Object.prototype.hasOwnProperty;
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = Layer;
-
-function Layer(path, options, fn) {
-  if (!(this instanceof Layer)) {
-    return new Layer(path, options, fn);
-  }
-
-  debug('new %o', path)
-  var opts = options || {};
-
-  this.handle = fn;
-  this.name = fn.name || '<anonymous>';
-  this.params = undefined;
-  this.path = undefined;
-  this.regexp = pathRegexp(path, this.keys = [], opts);
-
-  // set fast path flags
-  this.regexp.fast_star = path === '*'
-  this.regexp.fast_slash = path === '/' && opts.end === false
-}
-
-/**
- * Handle the error for the layer.
- *
- * @param {Error} error
- * @param {Request} req
- * @param {Response} res
- * @param {function} next
- * @api private
- */
-
-Layer.prototype.handle_error = function handle_error(error, req, res, next) {
-  var fn = this.handle;
-
-  if (fn.length !== 4) {
-    // not a standard error handler
-    return next(error);
-  }
-
-  try {
-    fn(error, req, res, next);
-  } catch (err) {
-    next(err);
-  }
-};
-
-/**
- * Handle the request for the layer.
- *
- * @param {Request} req
- * @param {Response} res
- * @param {function} next
- * @api private
- */
-
-Layer.prototype.handle_request = function handle(req, res, next) {
-  var fn = this.handle;
-
-  if (fn.length > 3) {
-    // not a standard request handler
-    return next();
-  }
-
-  try {
-    fn(req, res, next);
-  } catch (err) {
-    next(err);
-  }
-};
-
-/**
- * Check if this route matches `path`, if so
- * populate `.params`.
- *
- * @param {String} path
- * @return {Boolean}
- * @api private
- */
-
-Layer.prototype.match = function match(path) {
-  var match
-
-  if (path != null) {
-    // fast path non-ending match for / (any path matches)
-    if (this.regexp.fast_slash) {
-      this.params = {}
-      this.path = ''
-      return true
-    }
-
-    // fast path for * (everything matched in a param)
-    if (this.regexp.fast_star) {
-      this.params = {'0': decode_param(path)}
-      this.path = path
-      return true
-    }
-
-    // match the path
-    match = this.regexp.exec(path)
-  }
-
-  if (!match) {
-    this.params = undefined;
-    this.path = undefined;
-    return false;
-  }
-
-  // store values
-  this.params = {};
-  this.path = match[0]
-
-  var keys = this.keys;
-  var params = this.params;
-
-  for (var i = 1; i < match.length; i++) {
-    var key = keys[i - 1];
-    var prop = key.name;
-    var val = decode_param(match[i])
-
-    if (val !== undefined || !(hasOwnProperty.call(params, prop))) {
-      params[prop] = val;
-    }
-  }
-
-  return true;
-};
-
-/**
- * Decode param value.
- *
- * @param {string} val
- * @return {string}
- * @private
- */
-
-function decode_param(val) {
-  if (typeof val !== 'string' || val.length === 0) {
-    return val;
-  }
-
-  try {
-    return decodeURIComponent(val);
-  } catch (err) {
-    if (err instanceof URIError) {
-      err.message = 'Failed to decode param \'' + val + '\'';
-      err.status = err.statusCode = 400;
-    }
-
-    throw err;
-  }
-}
diff --git a/node_modules/express/lib/router/route.js b/node_modules/express/lib/router/route.js
deleted file mode 100644
index 178df0d..0000000
--- a/node_modules/express/lib/router/route.js
+++ /dev/null
@@ -1,216 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var debug = require('debug')('express:router:route');
-var flatten = require('array-flatten');
-var Layer = require('./layer');
-var methods = require('methods');
-
-/**
- * Module variables.
- * @private
- */
-
-var slice = Array.prototype.slice;
-var toString = Object.prototype.toString;
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = Route;
-
-/**
- * Initialize `Route` with the given `path`,
- *
- * @param {String} path
- * @public
- */
-
-function Route(path) {
-  this.path = path;
-  this.stack = [];
-
-  debug('new %o', path)
-
-  // route handlers for various http methods
-  this.methods = {};
-}
-
-/**
- * Determine if the route handles a given method.
- * @private
- */
-
-Route.prototype._handles_method = function _handles_method(method) {
-  if (this.methods._all) {
-    return true;
-  }
-
-  var name = method.toLowerCase();
-
-  if (name === 'head' && !this.methods['head']) {
-    name = 'get';
-  }
-
-  return Boolean(this.methods[name]);
-};
-
-/**
- * @return {Array} supported HTTP methods
- * @private
- */
-
-Route.prototype._options = function _options() {
-  var methods = Object.keys(this.methods);
-
-  // append automatic head
-  if (this.methods.get && !this.methods.head) {
-    methods.push('head');
-  }
-
-  for (var i = 0; i < methods.length; i++) {
-    // make upper case
-    methods[i] = methods[i].toUpperCase();
-  }
-
-  return methods;
-};
-
-/**
- * dispatch req, res into this route
- * @private
- */
-
-Route.prototype.dispatch = function dispatch(req, res, done) {
-  var idx = 0;
-  var stack = this.stack;
-  if (stack.length === 0) {
-    return done();
-  }
-
-  var method = req.method.toLowerCase();
-  if (method === 'head' && !this.methods['head']) {
-    method = 'get';
-  }
-
-  req.route = this;
-
-  next();
-
-  function next(err) {
-    // signal to exit route
-    if (err && err === 'route') {
-      return done();
-    }
-
-    // signal to exit router
-    if (err && err === 'router') {
-      return done(err)
-    }
-
-    var layer = stack[idx++];
-    if (!layer) {
-      return done(err);
-    }
-
-    if (layer.method && layer.method !== method) {
-      return next(err);
-    }
-
-    if (err) {
-      layer.handle_error(err, req, res, next);
-    } else {
-      layer.handle_request(req, res, next);
-    }
-  }
-};
-
-/**
- * Add a handler for all HTTP verbs to this route.
- *
- * Behaves just like middleware and can respond or call `next`
- * to continue processing.
- *
- * You can use multiple `.all` call to add multiple handlers.
- *
- *   function check_something(req, res, next){
- *     next();
- *   };
- *
- *   function validate_user(req, res, next){
- *     next();
- *   };
- *
- *   route
- *   .all(validate_user)
- *   .all(check_something)
- *   .get(function(req, res, next){
- *     res.send('hello world');
- *   });
- *
- * @param {function} handler
- * @return {Route} for chaining
- * @api public
- */
-
-Route.prototype.all = function all() {
-  var handles = flatten(slice.call(arguments));
-
-  for (var i = 0; i < handles.length; i++) {
-    var handle = handles[i];
-
-    if (typeof handle !== 'function') {
-      var type = toString.call(handle);
-      var msg = 'Route.all() requires a callback function but got a ' + type
-      throw new TypeError(msg);
-    }
-
-    var layer = Layer('/', {}, handle);
-    layer.method = undefined;
-
-    this.methods._all = true;
-    this.stack.push(layer);
-  }
-
-  return this;
-};
-
-methods.forEach(function(method){
-  Route.prototype[method] = function(){
-    var handles = flatten(slice.call(arguments));
-
-    for (var i = 0; i < handles.length; i++) {
-      var handle = handles[i];
-
-      if (typeof handle !== 'function') {
-        var type = toString.call(handle);
-        var msg = 'Route.' + method + '() requires a callback function but got a ' + type
-        throw new Error(msg);
-      }
-
-      debug('%s %o', method, this.path)
-
-      var layer = Layer('/', {}, handle);
-      layer.method = method;
-
-      this.methods[method] = true;
-      this.stack.push(layer);
-    }
-
-    return this;
-  };
-});
diff --git a/node_modules/express/lib/utils.js b/node_modules/express/lib/utils.js
deleted file mode 100644
index bd81ac7..0000000
--- a/node_modules/express/lib/utils.js
+++ /dev/null
@@ -1,306 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @api private
- */
-
-var Buffer = require('safe-buffer').Buffer
-var contentDisposition = require('content-disposition');
-var contentType = require('content-type');
-var deprecate = require('depd')('express');
-var flatten = require('array-flatten');
-var mime = require('send').mime;
-var etag = require('etag');
-var proxyaddr = require('proxy-addr');
-var qs = require('qs');
-var querystring = require('querystring');
-
-/**
- * Return strong ETag for `body`.
- *
- * @param {String|Buffer} body
- * @param {String} [encoding]
- * @return {String}
- * @api private
- */
-
-exports.etag = createETagGenerator({ weak: false })
-
-/**
- * Return weak ETag for `body`.
- *
- * @param {String|Buffer} body
- * @param {String} [encoding]
- * @return {String}
- * @api private
- */
-
-exports.wetag = createETagGenerator({ weak: true })
-
-/**
- * Check if `path` looks absolute.
- *
- * @param {String} path
- * @return {Boolean}
- * @api private
- */
-
-exports.isAbsolute = function(path){
-  if ('/' === path[0]) return true;
-  if (':' === path[1] && ('\\' === path[2] || '/' === path[2])) return true; // Windows device path
-  if ('\\\\' === path.substring(0, 2)) return true; // Microsoft Azure absolute path
-};
-
-/**
- * Flatten the given `arr`.
- *
- * @param {Array} arr
- * @return {Array}
- * @api private
- */
-
-exports.flatten = deprecate.function(flatten,
-  'utils.flatten: use array-flatten npm module instead');
-
-/**
- * Normalize the given `type`, for example "html" becomes "text/html".
- *
- * @param {String} type
- * @return {Object}
- * @api private
- */
-
-exports.normalizeType = function(type){
-  return ~type.indexOf('/')
-    ? acceptParams(type)
-    : { value: mime.lookup(type), params: {} };
-};
-
-/**
- * Normalize `types`, for example "html" becomes "text/html".
- *
- * @param {Array} types
- * @return {Array}
- * @api private
- */
-
-exports.normalizeTypes = function(types){
-  var ret = [];
-
-  for (var i = 0; i < types.length; ++i) {
-    ret.push(exports.normalizeType(types[i]));
-  }
-
-  return ret;
-};
-
-/**
- * Generate Content-Disposition header appropriate for the filename.
- * non-ascii filenames are urlencoded and a filename* parameter is added
- *
- * @param {String} filename
- * @return {String}
- * @api private
- */
-
-exports.contentDisposition = deprecate.function(contentDisposition,
-  'utils.contentDisposition: use content-disposition npm module instead');
-
-/**
- * Parse accept params `str` returning an
- * object with `.value`, `.quality` and `.params`.
- * also includes `.originalIndex` for stable sorting
- *
- * @param {String} str
- * @return {Object}
- * @api private
- */
-
-function acceptParams(str, index) {
-  var parts = str.split(/ *; */);
-  var ret = { value: parts[0], quality: 1, params: {}, originalIndex: index };
-
-  for (var i = 1; i < parts.length; ++i) {
-    var pms = parts[i].split(/ *= */);
-    if ('q' === pms[0]) {
-      ret.quality = parseFloat(pms[1]);
-    } else {
-      ret.params[pms[0]] = pms[1];
-    }
-  }
-
-  return ret;
-}
-
-/**
- * Compile "etag" value to function.
- *
- * @param  {Boolean|String|Function} val
- * @return {Function}
- * @api private
- */
-
-exports.compileETag = function(val) {
-  var fn;
-
-  if (typeof val === 'function') {
-    return val;
-  }
-
-  switch (val) {
-    case true:
-      fn = exports.wetag;
-      break;
-    case false:
-      break;
-    case 'strong':
-      fn = exports.etag;
-      break;
-    case 'weak':
-      fn = exports.wetag;
-      break;
-    default:
-      throw new TypeError('unknown value for etag function: ' + val);
-  }
-
-  return fn;
-}
-
-/**
- * Compile "query parser" value to function.
- *
- * @param  {String|Function} val
- * @return {Function}
- * @api private
- */
-
-exports.compileQueryParser = function compileQueryParser(val) {
-  var fn;
-
-  if (typeof val === 'function') {
-    return val;
-  }
-
-  switch (val) {
-    case true:
-      fn = querystring.parse;
-      break;
-    case false:
-      fn = newObject;
-      break;
-    case 'extended':
-      fn = parseExtendedQueryString;
-      break;
-    case 'simple':
-      fn = querystring.parse;
-      break;
-    default:
-      throw new TypeError('unknown value for query parser function: ' + val);
-  }
-
-  return fn;
-}
-
-/**
- * Compile "proxy trust" value to function.
- *
- * @param  {Boolean|String|Number|Array|Function} val
- * @return {Function}
- * @api private
- */
-
-exports.compileTrust = function(val) {
-  if (typeof val === 'function') return val;
-
-  if (val === true) {
-    // Support plain true/false
-    return function(){ return true };
-  }
-
-  if (typeof val === 'number') {
-    // Support trusting hop count
-    return function(a, i){ return i < val };
-  }
-
-  if (typeof val === 'string') {
-    // Support comma-separated values
-    val = val.split(/ *, */);
-  }
-
-  return proxyaddr.compile(val || []);
-}
-
-/**
- * Set the charset in a given Content-Type string.
- *
- * @param {String} type
- * @param {String} charset
- * @return {String}
- * @api private
- */
-
-exports.setCharset = function setCharset(type, charset) {
-  if (!type || !charset) {
-    return type;
-  }
-
-  // parse type
-  var parsed = contentType.parse(type);
-
-  // set charset
-  parsed.parameters.charset = charset;
-
-  // format type
-  return contentType.format(parsed);
-};
-
-/**
- * Create an ETag generator function, generating ETags with
- * the given options.
- *
- * @param {object} options
- * @return {function}
- * @private
- */
-
-function createETagGenerator (options) {
-  return function generateETag (body, encoding) {
-    var buf = !Buffer.isBuffer(body)
-      ? Buffer.from(body, encoding)
-      : body
-
-    return etag(buf, options)
-  }
-}
-
-/**
- * Parse an extended query string with qs.
- *
- * @return {Object}
- * @private
- */
-
-function parseExtendedQueryString(str) {
-  return qs.parse(str, {
-    allowPrototypes: true
-  });
-}
-
-/**
- * Return new empty object.
- *
- * @return {Object}
- * @api private
- */
-
-function newObject() {
-  return {};
-}
diff --git a/node_modules/express/lib/view.js b/node_modules/express/lib/view.js
deleted file mode 100644
index cf101ca..0000000
--- a/node_modules/express/lib/view.js
+++ /dev/null
@@ -1,182 +0,0 @@
-/*!
- * express
- * Copyright(c) 2009-2013 TJ Holowaychuk
- * Copyright(c) 2013 Roman Shtylman
- * Copyright(c) 2014-2015 Douglas Christopher Wilson
- * MIT Licensed
- */
-
-'use strict';
-
-/**
- * Module dependencies.
- * @private
- */
-
-var debug = require('debug')('express:view');
-var path = require('path');
-var fs = require('fs');
-
-/**
- * Module variables.
- * @private
- */
-
-var dirname = path.dirname;
-var basename = path.basename;
-var extname = path.extname;
-var join = path.join;
-var resolve = path.resolve;
-
-/**
- * Module exports.
- * @public
- */
-
-module.exports = View;
-
-/**
- * Initialize a new `View` with the given `name`.
- *
- * Options:
- *
- *   - `defaultEngine` the default template engine name
- *   - `engines` template engine require() cache
- *   - `root` root path for view lookup
- *
- * @param {string} name
- * @param {object} options
- * @public
- */
-
-function View(name, options) {
-  var opts = options || {};
-
-  this.defaultEngine = opts.defaultEngine;
-  this.ext = extname(name);
-  this.name = name;
-  this.root = opts.root;
-
-  if (!this.ext && !this.defaultEngine) {
-    throw new Error('No default engine was specified and no extension was provided.');
-  }
-
-  var fileName = name;
-
-  if (!this.ext) {
-    // get extension from default engine name
-    this.ext = this.defaultEngine[0] !== '.'
-      ? '.' + this.defaultEngine
-      : this.defaultEngine;
-
-    fileName += this.ext;
-  }
-
-  if (!opts.engines[this.ext]) {
-    // load engine
-    var mod = this.ext.substr(1)
-    debug('require "%s"', mod)
-
-    // default engine export
-    var fn = require(mod).__express
-
-    if (typeof fn !== 'function') {
-      throw new Error('Module "' + mod + '" does not provide a view engine.')
-    }
-
-    opts.engines[this.ext] = fn
-  }
-
-  // store loaded engine
-  this.engine = opts.engines[this.ext];
-
-  // lookup path
-  this.path = this.lookup(fileName);
-}
-
-/**
- * Lookup view by the given `name`
- *
- * @param {string} name
- * @private
- */
-
-View.prototype.lookup = function lookup(name) {
-  var path;
-  var roots = [].concat(this.root);
-
-  debug('lookup "%s"', name);
-
-  for (var i = 0; i < roots.length && !path; i++) {
-    var root = roots[i];
-
-    // resolve the path
-    var loc = resolve(root, name);
-    var dir = dirname(loc);
-    var file = basename(loc);
-
-    // resolve the file
-    path = this.resolve(dir, file);
-  }
-
-  return path;
-};
-
-/**
- * Render with the given options.
- *
- * @param {object} options
- * @param {function} callback
- * @private
- */
-
-View.prototype.render = function render(options, callback) {
-  debug('render "%s"', this.path);
-  this.engine(this.path, options, callback);
-};
-
-/**
- * Resolve the file within the given directory.
- *
- * @param {string} dir
- * @param {string} file
- * @private
- */
-
-View.prototype.resolve = function resolve(dir, file) {
-  var ext = this.ext;
-
-  // <path>.<ext>
-  var path = join(dir, file);
-  var stat = tryStat(path);
-
-  if (stat && stat.isFile()) {
-    return path;
-  }
-
-  // <path>/index.<ext>
-  path = join(dir, basename(file, ext), 'index' + ext);
-  stat = tryStat(path);
-
-  if (stat && stat.isFile()) {
-    return path;
-  }
-};
-
-/**
- * Return a stat, maybe.
- *
- * @param {string} path
- * @return {fs.Stats}
- * @private
- */
-
-function tryStat(path) {
-  debug('stat "%s"', path);
-
-  try {
-    return fs.statSync(path);
-  } catch (e) {
-    return undefined;
-  }
-}