improve build cache
create group with member
don't download cached pips
fix verify cached pips
we fetching pips from crowbar.yml even if this is not PFS build
pip_options is string and string has no .any method
style fix
strongly requirements for pip distribute
Merge branch 'bug/pfs-havana/roxy/master' into feature/pips/master
resolve conflict
Merge pull request #31 from MirantisDellCrowbar/feature/pips/master

Changed behavior of git barclamp