Upgrading nodejs buildpack to v1.1.1
Remove git package because it is not used.
Use new stack that has a 2.2.1 better git
Include internet dependent spec in CATS. Ability to include spec via
manifest
Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  James Myers and Sujoy Basu:
     Use CURRENT_TIMESTAMP as the default value for created_at ( Travis created: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/44889124 )
Bump src/acceptance-tests

Bump :
  Joseph Palermo and Serguei Filimonov:
     Add buildpack spec for testing node app with websocket
Merge remote-tracking branch 'origin/pr/585' into develop

Conflicts:
	config/blobs.yml