add utility pip-bundler to manage pips of barclamps
added checking pip version before working
Add removed and modified files to the staged changes
Merge pull request #2011 from MirantisDellCrowbar/bug/yum_repodata/master

Bug: cache update to handle deleted files left by yum
Merge pull request #2009 from MirantisDellCrowbar/improve/pip-cache/master

feature: new pip-cache algorithm
Add pacemaker barclamp to the stoney and roxy release metadata
Merge pull request #2013 from rhafer/pacemaker-metadata

Add pacemaker barclamp to the stoney and roxy release metadata
Implement reading requirements.txt in accordance with the format requirements
Implement dir2pi functionality into pip-bundle.py module
Merge pull request #2014 from MirantisDellCrowbar/bug/DCB-248/master

Reading requirements.txt in accordance with the format
Check package version from local cache before checking internet repository
Merge pull request #2028 from MirantisDellCrowbar/bug/DCB-258/master

Fix check of pip cache
Add some addtional checks to the network validation

Make sure the VLAN settings for "nova_floating" and "public" align.
Merge pull request #2030 from rhafer/floating_no_vlan

Add some addtional checks to the network validation
stoney: Add some addtional checks to the network validation

Make sure the VLAN settings for "nova_floating" and "public" align.

(This is commit 4e0b2688 ported to the stoney release tree.)
Merge pull request #2031 from rhafer/floating_no_vlan

stoney: Add some addtional checks to the network validation