Gruntfile.js

'use strict';
var lrSnippet = require('grunt-contrib-livereload/lib/utils').livereloadSnippet;
var mountFolder = function (connect, dir) {
  return connect.static(require('path').resolve(dir));
};

module.exports = function (grunt) {
  ...

  var modRewrite = require('connect-modrewrite');

  ...

  grunt.initConfig({
    ...
    connect: {
      livereload: {
        options: {
          port: 9000,
          // Change this to '0.0.0.0' to access the server from outside.
          hostname: 'localhost',
          middleware: function (connect) {
            return [
              lrSnippet,
              modRewrite([
                '!\\.html|\\.js|\\.css|\\woff|\\ttf|\\swf$ /index.html'
              ]),
              mountFolder(connect, '.tmp'),
              mountFolder(connect, yeomanConfig.app)

            ];
          }
        }
      },
      ...
    },
    ...
  });

  ...
};

install.sh

npm install connect-modrewrite --save-dev