Add galera puppet module
Updated module puppet-nova

We need this update for patch 5a8ac8a (RHEL should have default provider).
Without this messagebus service does not get started on RHEL-7 and installations
will fail with both Packstack and Foreman.
Merge pull request #36 from rohara/puppet-galera

Add galera puppet module
Merge pull request #40 from paramite/nova-rhel7-fix

Updated module puppet-nova
Updated puppet-neutron

We need Lukas' patch for empty subnets [1] and patch for ML2 resource duplication [2].

Fixes: rhbz#1096510

[1] https://github.com/stackforge/puppet-neutron/commit/78428c844f73bf585a8f8a3bdf615ba2a0e8983b
[2] https://github.com/stackforge/puppet-neutron/commit/66c436bc2f06c5a71d79c674697394a11ec227f9
Merge pull request #41 from paramite/neutron-update

Updated puppet-neutron