remove Gruntfile.js because Grunt reads the coffee file directly
HTML Template is now baked-in using Grunt, so no need to modify "templateUrl" any more.
removed some stuff
added bower.json
Update bower.json

bower ENOTFOUND     Package twbs not found -> should be replaced by bootstrap instead
Merge pull request #25 from jonaswindey/patch-1

Update bower.json
fix bower.json 'angular'
Merge branch 'master' of github.com:nickperkinslondon/angular-bootstrap-nav-tree

Conflicts:
	bower.json