Initial Commit

Adding the initial vertion of the app

- Contains ability to :
 - add a note
 - edit a note
- Paginate between notes
- Added the following gulp tasks
  - browserify, concat
  - jest for running unit tests
  - bower for loading libraries
  - jshint and jscs
- Added app related icons
- Added generated dist folder that the crome app loads
- Added manifest.json for chrome app