Merge pull request #6 from dkamburov/master

Create IgniteUI-Angular unit tests and end to end tests
Adding special tag <content> for controls which require nested HTML in their placeholders.
Added igLayoutManager sample.
Also added some unit tests.
Adding samples for igHierarchicalGrid, igHtmlEditor, igTileManager.
Also splitted the data factories into separate files.
Grid with controller options sample
Index page link to grid contoller sample
Merge branch 'master' of https://github.com/damyanpetev/igniteui-angular into damyanpetev-master

Conflicts:
	index.html
	samples/js/igniteui-sample.js
Merge branch 'damyanpetev-master'