add zypper support
[GH-54] Fix zypper cache path
Make sure dev VMs have different IPs
[GH-54] Disable yum on suse guests
[GH-54] Add a suse VM to our dev Vagrantfile so we can try things out
v0.5.0
Merge pull request #55 from fgrehm/release-0.5.0

Release 0.5.0