bump fd limit of etcd

Signed-off-by: Momchil Atanasov <m.momchil@gmail.com>
Bump src/cf-acceptance-tests, src/rep, src/route-emitter, src/stager

Bump cloudfoundry/cf-acceptance-tests:
  David Sabeti and Derek Richard:
     Sso lifecycle spec only requests permissions scope
  Matthew Sykes:
     fix cats - restart persistent app if it is stopped
Bump cloudfoundry-incubator/rep:
  Alex Suraci:
     deps ( Travis finished: https://travis-ci.org/cloudfoundry-incubator/rep/builds/26790144 )
     Don't DOS etcd when watching fails ( Travis finished: https://travis-ci.org/cloudfoundry-incubator/rep/builds/26789933 )
Bump cloudfoundry-incubator/route-emitter:
  Alex Suraci:
     deps ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/26790114 )
     wait for 3 seconds before re-watching on error ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/26790081 )
  Onsi Fakhouri:
     when handling deltas, only emit registration messages for new containers/routes ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/26727073 )
Bump cloudfoundry-incubator/stager:
  Alex Suraci:
     deps ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/stager/builds/26790133 )
     Retrying to watch should not DOS etcd ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/stager/builds/26790030 )