Working Gruntfile

gruntfile_package.json

"devDependencies": {
    "blanket": "^1.1.6",
    "chai": "^1.9.2",
    "grunt": "^0.4.5",
    "grunt-bump": "0.0.16",
    "grunt-concurrent": "^1.0.0",
    "grunt-contrib-concat": "^0.5.0",
    "grunt-contrib-cssmin": "^0.10.0",
    "grunt-contrib-imagemin": "^0.9.2",
    "grunt-contrib-jshint": "^0.10.0",
    "grunt-contrib-uglify": "^0.6.0",
    "grunt-contrib-watch": "^0.6.1",
    "grunt-jsdoc": "^0.6.1",
    "grunt-mocha-test": "^0.12.4",
    "grunt-node-inspector": "^0.1.5",
    "grunt-nodemon": "^0.3.0",
    "grunt-notify": "^0.4.1",
    "jshint-stylish": "~0.1.3",
    "load-grunt-config": "^0.16.0",
    "load-grunt-tasks": "^1.0.0",
    "mocha": "^2.0.1",
    "open": "0.0.5",
    "supertest": "^0.14.0",
    "time-grunt": "^1.0.0"
  }

My_Gruntfile.js

/**
 * npm install --save-dev the following (or see the package.json):
 * grunt
 * grunt-contrib-watch
 * time-grunt
 * load-grunt-tasks
 * grunt-bump
 * grunt-mocha-test
 * grunt-jsdoc@beta
 * grunt-contrib-jshint
 * jshint-stylish
 * grunt-notify
 * grunt-contrib-uglify
 * grunt-contrib-imagemin
 * grunt-contrib-cssmin
 * grunt-concurrent
 * grunt-nodemon
 * grunt-node-inspector
 * open
 * blanket
 **/

'use strict';

module.exports = function (grunt) {
  // Show elapsed time at the end
  require('time-grunt')(grunt);
  // Load all grunt tasks
  require('load-grunt-tasks')(grunt);

  // Project configuration.
  grunt.initConfig({

    bump: {
      createTag: true,
      push: true,
      pushTo: 'upstream'
    },

    mochaTest: {
      test: {
        options: {
          reporter: 'spec',
          require: 'tests/coverage/blanket',
          grep: grunt.option('grep'),
          colors: true
        },
        src: ['tests/*.js']
      },
      coverage: {
        options: {
          reporter: 'html-cov',
          quiet: true,
          captureFile: 'tests/coverage/coverage.html'
        },
        src: ['tests/*.js']
      }
    },

    jsdoc: {
      dist: {
        src: ['app/*'],
        options: {
          destination: 'docs',
          configure: 'docs/conf.json'
        }
      }
    },

    jshint: {
      options: {
        jshintrc: '.jshintrc',
        force: true,
        reporter: require('jshint-stylish')
      },
      gruntfile: {
        src: 'Gruntfile.js'
      },
      lib: {
        src: ['app/*']
      }
    },

    watch: {
      server: {
        files: ['.rebooted'],
        options: {
          livereload: true
        }
      }
    },

    concurrent: {
      dev: {
        tasks: ['nodemon', 'node-inspector', 'watch'],
        options: {
          logConcurrentOutput: true
        }
      }
    },

    nodemon: {
      dev: {
        script: 'bin/www',
        options: {
          nodeArgs: [],
          env: {
            PORT: '3000'
          },
          cwd: __dirname,
          ignore: ['node_modules/**'],
          watch: ['server', 'models'],
          ext: 'js, json, html'
          // omit this property if you aren't serving HTML files and 
          // don't want to open a browser tab on start
          callback: function (nodemon) {
            nodemon.on('log', function (event) {
              console.log(event.colour);
            });

            // opens browser on initial server start
            nodemon.on('config:update', function () {
              // Delay before server listens on port
              setTimeout(function() {
                require('open')('https://localhost:3000');
              }, 1000);
            });

            // refreshes browser when server reboots
            nodemon.on('restart', function () {
              // Delay before server listens on port
              setTimeout(function() {
                require('fs').writeFileSync('.rebooted', 'rebooted');
              }, 1000);
            });
          }
        }
      }
    },

    'node-inspector': {
      custom: {
        options: {
          'web-port': 8080,
          'web-host': '0.0.0.0',
          'debug-port': 5858,
          'save-live-edit': true,
          'no-preload': false,
          'stack-trace-limit': 50,
          'hidden': []
        }
      }
    }

  });

  // Default task.
  grunt.registerTask('default', ['jshint', 'concurrent']);

  grunt.registerTask('test', 'mochaTest');

  grunt.registerTask('docs', 'jsdoc');

};