Merge pull request #68 from GregSutcliffe/master

Add defined? to sqlite to cover parse-order issues with rvm
Add kafo repo to redmine
Merge pull request #69 from GregSutcliffe/master

Add Foreman GPG Deb key to Pbuilder setup hook
Fix GPG key data in pbuilder hook
Restrict freight-cache to the repo that was pushed
Refactor freight to support multiple repos