Include ceilometer & heat puppet modules

Include ceilometer & heat puppet modules from upstream
Ceilometer deployment

Basic ceilometer puppet deployment.  Tested on centos6.3 with havana
RDO repository enabled.
Work around sysctl issue on Fedora rax images.
Add mysql neutron puppet example.
Merge pull request #45 from ianw/puppet-pull

Include ceilometer & heat puppet modules
Merge pull request #46 from ianw/puppet-ceilometer

Puppet ceilometer
Add ceilometer packages to fedora.yml.
Add support builds for dogpile.cache.

Keystone now requires dogpile.cache 0.5 or later.
Remove old rpmcache script.

We keep the latest version of this in smokestack-puppet.