module_retention isn't defined anywhere, including the help.
Merge pull request #6795 from jjshoe/patch-2

module_retention isn't defined anywhere, including the help.
Use /usr/bin/python instead of /usr/bin/env python
Merge pull request #6805 from sivel/env-interpreter-fix

Fix interpreter lines in a couple of modules
Fixes to safe_eval
Splitting SETUP_CACHE into two caches, one for host vars and one for setup facts
Merge branch 'devel' into openstack