Monitor warden.sock as part of dea health check

Make sure clients can connect to /var/vcap/data/warden/warden.sock.  The
existing health check against the http port is good but it doesn't cover
the actual path used by the dea to connect to warden.
Merge pull request #296 from sykesm/monit-warden-socket

Monitor warden.sock as part of dea health check
Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  aram price:
     Merge pull request #150 from mheath/removepasswordlogging ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/21472082 )
     Merge pull request #176 from fraenkel/removebuildpacks ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/21472072 )
  Mike Heath:
     Removed the code stink from the 'should not log passwords'. ( Travis Unknown )
     Added tests for scrubbing senstive fields. ( Travis Unknown )
     Don't log message fields that may contain passwords. ( Travis Unknown )
  fraenkel:
     Add a job to create/update buildpacks ( Travis Unknown )
Bump src/gorouter/src/github.com/cloudfoundry/gorouter

Bump cloudfoundry/gorouter:
  Ruth:
     Merge pull request #30 from jackfengibm/route_binding ( Travis started: https://travis-ci.org/cloudfoundry/gorouter/builds/21474412 )
  Karl Isenberg:
     Merge pull request #23 from wdneto/readme_useragent ( Travis Success: https://travis-ci.org/cloudfoundry/gorouter/builds/21193077 )
  jackfengibm:
     * fixed race condition in updatig process_status of gorouter ( Travis Unknown )
  Aristoteles Neto:
     Document HTTP-Monitor/1.1 User-Agent Healthcheck ( Travis Unknown )
Revert "Merge pull request #296 from sykesm/monit-warden-socket"

This reverts commit 05ba6b0e019cd7fc9064de5971a0db282f39afb3, reversing
changes made to fd7bc709bcee094f471d6a7a59befdc7a6cb51c9.

Signed-off-by: Michael Maximilien <maxim@us.ibm.com>
Merge branch 'master' into develop
Revert "Revert "Merge pull request #296 from sykesm/monit-warden-socket""

This reverts commit 16cd0e57ce2b1b3ae7361bae4b7044621531eb08.