Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Mike Dalessio:
     Using FieldEncryptor for ServiceInstance#credentials ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/34411663 )
     Using FieldEncryptor for ServiceBroker#auth_password ( Travis Unknown )
     Using FieldEncryptor for ServiceBinding#credentials ( Travis Unknown )
     Using FieldEncryptor for ServiceAuthToken#token ( Travis Unknown )
     Using FieldEncryptor for EnvironmentVariableGroup#environment_json ( Travis Unknown )
     Using FieldEncryptor for App#environment_json ( Travis Unknown )
     Created VCAP::CloudController::Encryptor::FieldEncryptor and specs ( Travis Unknown )
     Expanding coverage of "encrypted attribute" shared spec ( Travis Unknown )
     EnvironmentVariableGroup blueprint now makes objects with unique names. ( Travis Unknown )
Move AWS infrastructure over to newer instance types

[#78129934]
Enable DEA health check timeout to be overriden by stubs
Update contribution guidelines

[#77822358]
Revert "Update contribution guidelines"

This reverts commit d2ecb9db20d302184b00a7f1039fb83f9c96ceba.
Merge branch 'master' into develop
Revert "Revert "Update contribution guidelines""

This reverts commit 3eb40ae495e0e5e574bfc36878752c0eaaec6d13.
Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Matthew Sykes:
     Add app restage audit event ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/34423189 )

Signed-off-by: Graeme Davison <gdavison@pivotallabs.com>
Bump src/acceptance-tests

Bump :
  Ted Young:
     Merge pr #38
     godeps
  Matthew Sykes:
     Add fuse test to operator bucket.
     Revert Revert Revert "Change update-service-broker usage to reflect recent CLI change."
  Julian Friedman:
     Test routing of URLs with special characters
  Peter Parente:
     Add CAT for docker env vars

Signed-off-by: Abhijit Hiremagalur <abhi@pivotallabs.com>
Bump src/acceptance-tests

Bump :
  Eric Malm and Luan Santos:
     Use comma separated list to filter out packages on ginkgo