Remove pairs file. We have too many to maintain

Change-Id: I832ec7f705b84391f3f41ad1b987cd02fc1721b8
Make specs work with updated dependencies

- use rr in all specs
- change #instances to #total_instances on Apps
- don't require vmc/spec_helper; load cfoundry
  test support and other spec config in each
  spec suite.

Change-Id: I94748dda6b666b37e54fccaeb6406630972aac3e