root_fs now comes from rootfs_lucid64 package

/var/vcap/stemcell_base.tar.gz is being removed from the base stemcell
Add .ruby-version
Bump src/cloud_controller_ng:

Austin Vance, Jon Stevens and Maria Shaldibina (1):
      Make NATS recovery more resilient
add different aws instance types for prod and staging [#49424769]
Merge pull request #78 from drnic/remove_old_rootfs

root_fs now comes from rootfs_lucid64 package
add different aws vm count for prod and staging [#49424769]
fix off-by-one aws vm count for staging [#49424769]
Bump cloud controller ng

$> git shortlog 3730a9...2dbc90

   David Sabeti and Kowshik Prakasam (1):
      Orgs with paid quota can use 10mb rds instance [fixes #49420959]

   Mark Rushakoff and Tim Labeeuw (1):
      Switched to using .ruby-version
Merge git://github.com/cloudfoundry/cf-release