Don't switch cache  if --no-cache-update is specified
Fixes thanks to A. Spiers for noticing glitches.
Adding diagostic abilities.
Merge pull request #1892 from rajinir/pull-req-master-f2f5dab8f0012f5d30f3d2559d7c164216f7f937

Do not switch cache branch when --no-cache-update is specified [1/1]
Add safeguard to load loop kernel module.
Merge branch 'master' of https://github.com/crowbar/crowbar
fix filter to check if kernel module loop is installed
Added metadata for new release feature/cb20_devguide
fix to barclamp_create process
Merge pull request #1894 from jeremypaulallen/master

fix to barclamp_create process
Added metadata for new release mesa-1.7
Added metadata for new release mesa-1.6.1/openstack-build
Added metadata for new release mesa.1.6.1
Merge pull request #1895 from MirantisDellCrowbar/unstable/pebbles/master

fix to create barclamp by command /opt/dell/bin/barclamp_create.rb
Install rubygem-app_config in --from-git mode

It's required by the crowbar barclamp
Merge pull request #1896 from rhafer/master

Install rubygem-app_config in --from-git mode
Fix up misnamed release mesa-1.6.1
Install Cisco UCS, Ceilometer and Hyperv as optional barclamps

Also move Ceph there.
ensure any ntp settings on admin node are preserved (bnc#837032)

https://bugzilla.novell.com/show_bug.cgi?id=837032
Merge pull request #1898 from aspiers/preserve-ntp-conf

ensure any ntp settings on admin node are preserved (bnc#837032)