Make sure the barclamp is always hidden

We need to set user_managed to false in crowbar.yml
Merge pull request #14 from SUSE-Cloud/release/pebbles/master

drop exec bit on text files
Merge pull request #13 from vuntz/user-managed

Make sure the barclamp is always hidden
Merge pull request #15 from cloudbase/release/pebbles/master

Make sure all pebbles patches are in roxy