Tabs draft
Moved html code from Components to separate html files. Migrated unit tests from angular-dart-ui project.
Merge remote-tracking branch 'origin/master' into tags

Conflicts:
	web/index.html
	web/main.dart
Fixed vertical tabs style
Removed TODOs
Merge branch 'origin/tags'
Move function addToTemplate cache to the main unit test class
Fixed tests to always use the real html template