Default to returning FOLSOM_PACKAGES if release is unknown - its a safe guess
Add versions for havana
Link grizzly -> havana for templates
Use upstream_version for apt version checks
Add support for apache2.4
Hack apache helper to be 2.4 compat
Update templates for havana, drop s3_token auth for the interim
Fixup is_apache24 check pre apache2 installation
Redux
Deal with apache 2.4, write out rc monitoring script
Add preinstall execd hooks
Resync with charmhelpers for new swift version
Update charm-helpers config to point to upstream repo, re-sync helpers.
Update of all Havana / Saucy / python-redux work:

* Full python rewrite using new OpenStack charm-helpers.
* Havana support