Added Vagrant file that installs latest Garden
Add failure messages for debugging
Cleaner vagrantfile
Removed unused reflex.sh
Add failing spec for 82838924

Need to add cloudfoundry/garden-acceptance Docker image
Fix for new docker container with anotheruser
Add specs for running unpriviledged root

https://www.pivotaltracker.com/story/show/82838560

Also, pended the arbitrary user spec:
  https://www.pivotaltracker.com/story/show/82838924
Merge branch 'master' into vagrant

* master:
  Add specs for running unpriviledged root
  Fix for new docker container with anotheruser
  Add failing spec for 82838924
  Removed unused reflex.sh
  Cleaner vagrantfile
  Add failure messages for debugging
  Added Vagrant file that installs latest Garden