openstack-full: don't use local rh6-osp4 anymore

Having rh6-osp4 locally was temporary, we should now use RHN to get
latest RH packages.

Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
Merge branch 'master' of github.com:enovance/edeploy-roles
Upgrade 1.2.0: crm should use cleanup instead of restart

crm resource restart could cause failures after eDeploy upgrade, while
using cleanup don't.