US2441: Storage UI
More changes
Show gear_groups properly when the carts have different storage values
Added ability to set max storage to oo-admin-ctl-user
Fixing functional tests
Moved can_modify_storage to controller and capabilities
Use flash message if user cannot modify storage
Fix setting max_storage for oo-admin-ctl-user
Fixing tests
Merge pull request #1265 from fotioslindiakos/storage

Merged by openshift-bot