Fixed styles of actionBar in ka.Files
Fixed KRYN-3 and other stuff.

Removed `admin` part of kryn/admin/objects entry points.
Added `excludeFromREST` option to object configuration.
Refactored configuration collection classes.
Added basic objectAttributes functionality.
Merge remote-tracking branch 'origin/master'

Conflicts:
	Resources/public/admin/js/system_module.js