Grunt connect-livereload with pushState rewrites

Gruntfile.coffee

'use strict'
path = require 'path'
parse = require('url').parse;

module.exports = (grunt) ->
  grunt.initConfig
    qunit:
      all: ['tests/**/*.html']

    clean:
      all: ['.tmp/**/*.*', 'public/css', 'public/js']

    copy:
      static:
        files:[
          expand: true
          cwd: 'app'
          src: [
            '**/*.html'
            'images/*'
            'fonts/*'
          ]
          dest: 'public/'
        ]

    coffee:
      options:
        bare: true
        sourceMap: true
      glob_to_multiple:
        expand: true
        cwd: ''
        src: [
          'app/**/*.coffee'
          'tests/**/*.coffee'
        ]
        dest: '.tmp/js'
        ext: '.js'

    commonjs:
      modules:
        cwd: '.tmp/js/app/js/'
        src: '**/*.js'
        dest: '.tmp/js/app/js/'
      fixtures:
        cwd: '.tmp/js/tests/fixtures'
        src: '**/*.js'
        dest: '.tmp/js/tests/fixtures'

    stylus:
      compile:
        files:
          'public/css/application.css': ['app/**/*.styl']

    cssmin:
      compress:
        files:
          'public/css/application.css': ['public/css/application.css']

    emberTemplates:
      compile:
        options:
          templateName: (sourceFile) ->
            sourceFile.replace /app\/js\/templates\//, ''
        files:
          '.tmp/js/app/templates.js': ['app/**/*.handlebars']

    concat:
      styles:
        src: [
          'vendor/normalize.css'
          'public/css/application.css'
        ]
        dest: 'public/css/application.css'
      tests:
        src: [
          'tests/{integration,unit,fixtures}/**/*.js'
          '.tmp/js/tests/**/*.js'
        ]
        dest: 'tests/test_bundle.js'
      precompile:
        src: [
          'vendor/jquery.js'
          'vendor/common.js'
          'vendor/handlebars.runtime.js'
          'vendor/ember.min.js'
          'vendor/ember-data.min.js'
          '.tmp/js/app/templates.js'
          '.tmp/js/app/js/**/*.js'
        ]
        dest: 'public/js/application.js'
      scripts:
        src: [
          'vendor/jquery.js'
          'vendor/common.js'
          'vendor/handlebars.runtime.js'
          'vendor/ember.js'
          'vendor/ember-data.js'
          '.tmp/js/app/templates.js'
          '.tmp/js/app/js/**/*.js'
        ]
        dest: 'public/js/application.js'

    uglify:
      precompile:
        files:
          'public/js/application.js': ['public/js/application.js']

    watch:
      options:
        livereload: 35729
      coffee:
        files: 'app/js/**/*.coffee'
        tasks: ['default']
        options:
          livereload: true
      handlebars:
        files: 'app/**/*.handlebars'
        tasks: ['default']
        options:
          livereload: true
      stylus:
        files: 'app/**/*.styl'
        tasks: ['default']
        options:
          livereload: true
      static:
        files: [
          'app/**/*.html'
          'app/images/*'
          'app/fonts/*'
        ]
        tasks: ['default']
        options:
          livereload: true
      tests:
        files: ['tests/integration/**/*.js', 'tests/integration/**/*.coffee']
        tasks: ['test']
        options:
          livereload: true

    connect:
      server:
        options:
          base: 'public'
          middleware: (connect, options) ->
            [
              (req, res, next) ->
                url  = parse req.url
                file = url.pathname.split('/').splice(-1)[0]
                req.url = '/' unless path.extname(file)
                next()
              require('connect-livereload')()
              connect.static options.base
            ]

  grunt.loadNpmTasks 'grunt-contrib-coffee'
  grunt.loadNpmTasks 'grunt-contrib-uglify'
  grunt.loadNpmTasks 'grunt-contrib-stylus'
  grunt.loadNpmTasks 'grunt-contrib-cssmin'
  grunt.loadNpmTasks 'grunt-ember-templates'
  grunt.loadNpmTasks 'grunt-contrib-concat'
  grunt.loadNpmTasks 'grunt-commonjs'
  grunt.loadNpmTasks 'grunt-contrib-clean'
  grunt.loadNpmTasks 'grunt-contrib-watch'
  grunt.loadNpmTasks 'grunt-contrib-qunit'
  grunt.loadNpmTasks 'grunt-contrib-copy'
  grunt.loadNpmTasks 'grunt-contrib-connect'

  grunt.registerTask 'default', [
    'clean'
    'coffee'
    'commonjs:modules'
    'stylus'
    'emberTemplates'
    'concat:scripts'
    'concat:styles'
    'copy:static'
  ]

  grunt.registerTask 'server', [
    'default'
    'connect:server:keepalive'
  ]

  grunt.registerTask 'dev', [
    'default'
    'connect:server'
    'watch'
  ]

  grunt.registerTask 'precompile', [
    'clean'
    'coffee'
    'commonjs'
    'stylus'
    'emberTemplates'
    'concat:precompile'
    'concat:styles'
    'uglify'
    'cssmin'
  ]

  grunt.registerTask 'test', [
    'default'
    'commonjs:fixtures'
    'concat:tests'
    'qunit'
  ]