handle git dependency
venv is should not be set only in case of PFS
venv is should not be set only in case of PFS #2
only active git proposal is suitable for PFS deployment
handle git dependency even in case when PFS is false cause when proposal being created the default value is false
Merge pull request #92 from MirantisDellCrowbar/feature/pfs-ui/roxy/master

https://github.com/crowbar/barclamp-cinder/pull/92

Merged by devtool for ArkadyKanevsky