Updated deps
Removed DemoBundle from src/ as it now has its own repository
Merge pull request #41 from ezsystems/demobundle_removal

Removed DemoBundle from src/ as it now has its own repository
Removed ezpublish-kernel vas repository in composer.json since it's registered in packagist + updated ezpublish-kernel deps
Added src/.gitkeep
Updated deps (Symfony 2.2.0)
Merge branch 'master' into cache

And change branch of ezpublish-kernel now that it is merged in.

Conflicts:
	composer.json
	composer.lock