working on bower install ...
Fixed 
* grunt-bower-install to automatically include scripts and CSS
references in index.html.
* Enabled Grunt-Usemin for using minified CSS and Javascripts when
deploy the app. 
* added trNgGrid, not 100% but its there.
* Modify "app" url and all references to it in Grunt.js.
* Added grunt-newer for more efficient compiling when using grunt-watch.