Upgrade request

[kevkha]

for node-webkit-builder and lodash

> npm install

npm WARN deprecated node-webkit-builder@1.0.13: WARNING: This module has been renamed to nw-builder. Install using nw-builder instead, node-webkit-builder will no longer be updated.
npm WARN prefer global coffee-script@1.10.0 should be installed with -g
npm WARN deprecated lodash@1.0.2: lodash@<2.0.0 is no longer maintained. Upgrade to lodash@^3.0.0
npm WARN optional dep failed, continuing gulp-appdmg@1.0.2

[kevkha]

It appears gulp-node-webkit-builder has renamed to gulp-nw-builderand has the newer nw-builder

  "dependencies": {
    "gulp-util": "^3.0.6",
    "nw-builder": "^2.0.2",
    "through2": "^2.0.0"
  }