update for mothership 0.5.0

Change-Id: I3ece06d91f7a1a56139f029df247e70f77980cb4
manifests: bump to 0.5.0

Change-Id: I3d9e29f3aede42fee4a2bf1297fd03d2080d2131
manifests: fix specs for new cfoundry fakes
woops, add minimum vmc dev version
use git dependencies and Gemfile.lock

Change-Id: I21fa4331bbf1e78db7e4ec4033b13e48728367b1