fix(npm): npm install was failing because it ran bower as `postinst…

…all`

It’s only interesting to run when developing the library. Added it as a
note in CONTRIBUTING.md.

CONTRIBUTING.md

@@ -36,7 +36,7 @@ Helpful steps:
 1. One PR per logged bug or feature (read above about **Bugs** or **Features**)
 2. Check for an existing issue or create a new one (see step 1)
 3. Fork the project and create a new branch to do your changes in
-4. Install dependencies with `npm install` (you'll need [Node](https://nodejs.org), [Grunt](http://gruntjs.com), and [Bower](http://bower.io) already installed)
+4. Install dependencies with `npm install` and `bower install` (you'll need [Node](https://nodejs.org), [Grunt](http://gruntjs.com), and [Bower](http://bower.io) already installed)
 5. Run `grunt` before every commit and see the **Commit guidelines** section below
 6. Create a PR and reference the issue from step 2
 

Gruntfile.js

@@ -21,8 +21,8 @@ module.exports = function (grunt) {
 		// Project settings
 		yeoman: {
 			// configurable paths
-			version: require('./bower.json').version,
-			app: require('./bower.json').appPath,
+			version: require('./package.json').version,
+			app: 'app',
 			dist: 'dist',
 			test: 'test'
 		},

package.json

@@ -64,7 +64,6 @@
     "node": ">=0.12.0"
   },
   "scripts": {
-    "postinstall": "bower install",
     "test": "grunt test",
     "debug": "./node_modules/.bin/karma start karma.conf.js --browsers=Chrome --debug --autoWatch=true",
     "saucelabs": "grunt karma:sauce",