handle git dependency
venv is should not be set only in case of PFS
only active git proposal is suitable for PFS deployment
Merge branch 'release/roxy/master' into feature/pfs-ui/roxy/master

Conflicts:
	chef/cookbooks/glance/recipes/api.rb
 update crowbar.yml to get havana bits
Merge pull request #137 from MirantisDellCrowbar/feature/pfs-ui/roxy/master

https://github.com/crowbar/barclamp-glance/pull/137

Merged by devtool for ArkadyKanevsky
havana is stable
Merge pull request #141 from tsipa/release/roxy/master

switch to havana and quantum renaming [4/8]