Bump src/cf-acceptance-tests

Bump cloudfoundry/cf-acceptance-tests:
  Matthew Sykes:
     fix cats - restart persistent app if it is stopped
Merge branch 'develop' of https://github.com/cloudfoundry-incubator/diego-release into develop
Bump src/app-manager, src/rep, src/route-emitter

Bump cloudfoundry-incubator/app-manager:
  Amit Gupta:
     bump deps ( Travis created: https://travis-ci.org/cloudfoundry-incubator/app-manager/builds/26803759 )
     test handler channel lifecycle ( Travis finished: https://travis-ci.org/cloudfoundry-incubator/app-manager/builds/26801800 )
     split apart app-manager into handler and nsync ( Travis Unknown )
Bump cloudfoundry-incubator/rep:
  Amit Gupta:
     catch error edge case in lrp_stopper ( Travis started: https://travis-ci.org/cloudfoundry-incubator/rep/builds/26803712 )
Bump cloudfoundry-incubator/route-emitter:
  Alex Suraci:
     refactor a bit ( Travis created: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/26804140 )
     fix steno logger source ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/26799966 )