angular/angular.dart.tutorial — pull request #52 by chalin (2014-01-29 04:46:50+00:00)
Title: Drop cssUrl parameter to NgComponent since .css is empty (Chap. 6-7)

The component folder holds the files for the two components search_recipe and view_recipe. Given that one of these has an empty .css file, it seems reasonable to drop it, reducing the clutter and driving home the fact that the `cssUrl` parameter is optional.