remove collect pips from crowbar.yml, improve caching feature by UPDATE_GIT_REPOS
expand pfs options
Replace pip utility on the pip-bundle
Merge pull request #34 from MirantisDellCrowbar/improve/pip-from-crowbar/hydrogen/master

https://github.com/crowbar/barclamp-git/pull/34

Merged by devtool for ArkadyKanevsky
Merge pull request #36 from MirantisDellCrowbar/bug/ui-fixes

Feature: Add PFS options
Merge pull request #45 from MirantisDellCrowbar/feature/DCB-259/master

Feature: Replace pip utility by the pip-bundler
Add options for explicit behavior of pip utility
Merge pull request #47 from MirantisDellCrowbar/bug/wheel_package/hydrogen/master

Add options for explicit behavior of pip utility