Bump cloudfoundry/dea_ng:
  Gregg Van Hove:
     add required requires to buildpack script that were previously gotten from the rails_support script ( Travis started: https://travis-ci.org/cloudfoundry/dea_ng/builds/10735137 )
warden package only relies on code

[finish #55231212]
dea package excludes .git and documentation

[finish #53040233]
router excludes .git and documentation from packaging

[finish #53041947]