old_contents: var express = require( 'express' );
  var path = require( 'path' );
  var logger = require( 'morgan' );
  var bodyParser = require( 'body-parser' );
  var mongoose = require( 'mongoose' );
  var expressJwt = require( 'express-jwt' );
  
  
  var routes = require( './routes/index' );
  
  
  var app = express();
  
  
  app.use( logger( 'dev' ) );
  app.use( bodyParser.json() );
  app.use( bodyParser.urlencoded() );
  app.use( express.static( path.join( __dirname, 'public' ) ) );
  app.use( expressJwt( {
      secret: process.env.JWT_SECRET,
      skip: [
          '/api/authenticate',
          '/api/admin/authenticate'
      ]
  } ) );
  
  
  // Use routes.index to map URLs to handlers in ./api
  app.use( '/', routes );
  
  
  /// catch 404 and forwarding to error handler
  app.use( function ( req, res, next ) {
      var err = new Error( 'Not Found' );
      err.status = 404;
      next( err );
  } );
  
  
  /// error handlers
  
  
  // development error handler
  // will print stacktrace
  if ( app.get( 'env' ) === 'development' ) {
      app.use( function ( err, req, res, next ) {
          res.status( err.status || 500 );
          res.render( 'error', {
              message: err.message,
              error: err
          } );
      } );
  }
  
  
  // production error handler
  // no stacktraces leaked to user
  app.use( function ( err, req, res, next ) {
      res.status( err.status || 500 );
      res.render( 'error', {
          message: err.message,
          error: {}
      } );
  } );
  
  
  // connect to the db
  var MONGO_DB;
  var FIG_DB = process.env.DB_1_PORT;
  if ( FIG_DB ) {
    MONGO_DB = FIG_DB.replace( "tcp", "mongodb" ) + "/dev_db";
  } else {
    MONGO_DB = process.env.MONGO_URL;
  }
  mongoose.connect(MONGO_DB);
  var db = mongoose.connection;
  
  
  module.exports = app;
  
new_contents: var express = require( 'express' );
  var path = require( 'path' );
  var logger = require( 'morgan' );
  var bodyParser = require( 'body-parser' );
  var mongoose = require( 'mongoose' );
  var expressJwt = require( 'express-jwt' );
  
  
  var routes = require( './routes/index' );
  
  
  var app = express();
  
  
  app.use( logger( 'dev' ) );
  app.use( bodyParser.json() );
  app.use( bodyParser.urlencoded() );
  app.use( express.static( path.join( __dirname, 'public' ) ) );
  app.use( expressJwt( {
      secret: process.env.JWT_SECRET,
      skip: [
          '/api/signup',
          '/api/authenticate',
          '/api/admin/authenticate'
      ]
  } ) );
  
  
  // Use routes.index to map URLs to handlers in ./api
  app.use( '/', routes );
  
  
  /// catch 404 and forwarding to error handler
  app.use( function ( req, res, next ) {
      var err = new Error( 'Not Found' );
      err.status = 404;
      next( err );
  } );
  
  
  /// error handlers
  
  
  // development error handler
  // will print stacktrace
  if ( app.get( 'env' ) === 'development' ) {
      app.use( function ( err, req, res, next ) {
          res.status( err.status || 500 );
          res.render( 'error', {
              message: err.message,
              error: err
          } );
      } );
  }
  
  
  // production error handler
  // no stacktraces leaked to user
  app.use( function ( err, req, res, next ) {
      res.status( err.status || 500 );
      res.render( 'error', {
          message: err.message,
          error: {}
      } );
  } );
  
  
  // connect to the db
  var MONGO_DB;
  var FIG_DB = process.env.DB_1_PORT;
  if ( FIG_DB ) {
    MONGO_DB = FIG_DB.replace( "tcp", "mongodb" ) + "/dev_db";
  } else {
    MONGO_DB = process.env.MONGO_URL;
  }
  mongoose.connect(MONGO_DB);
  var db = mongoose.connection;
  
  
  module.exports = app;
  
subject: Add signup route to skip for JWT middleware