cinder-volume: gaurd creation
cinder-volume: Additional error checking
Refactor cinder volume group task
Increase the haproxy http timeout

Based on the fact that we were seeing Horizon 408's, we are updating
this timeout from 5 to 30 seconds.
HA Network: retry Neutron service migration
Update Horizon to current stable/havana
Merge pull request #446 from craigtracey/haproxytimeout

Increase the haproxy http timeout
enable versioning
Allow Ansible 1.6
Update test-env git mirror.
Skip ssh to test instance test on Trusty due to SSH MTU issue
Load OpenStack credentials
Merge pull request #451 from blueboxgroup/ansible1.6

Allow Ansible 1.6
openvswitch: refactor to use with_item
Use template for /etc/hosts
swift: allow_versions should be configurable
compute: enable remote libvirt connections

Required for KVM live block migrations.
Merge pull request #452 from blueboxgroup/etc-host-template

Use template for /etc/hosts
Merge pull request #450 from blueboxgroup/swift-versioning

enable versioning
Merge pull request #445 from blueboxgroup/instance-migration

compute: enable remote libvirt connections