Initial commit of media categories
Media component updates
Updated media category edit forms
Controller updates
Finished CRUD for categories
requirejs refactor, ajax forms
Merge branch 'media-category' of git://github.com/linestorm/media-bundle into media-category

Conflicts:
	src/LineStorm/MediaBundle/Controller/Admin/CategoryController.php
	src/LineStorm/MediaBundle/Controller/Api/MediaController.php
	src/LineStorm/MediaBundle/Media/LocalStorageMediaProvider.php
Added scrips and templates