Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Matthew Sykes:
     Merge branch 'pr/196' ( Travis created: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/22066945 )
     Restore max_package_size in the config template ( Travis Unknown )
Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Abhijit Hiremagalur:
     Remove unused exceptions, extract the rest to their files ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/22068483 )