Bump src/cloud_controller_ng, src/dea_next

Bump cloudfoundry/cloud_controller_ng:
  John Foley and Tim Labeeuw:
     Make the api docs not run in seperate threads ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12739578 )
     Fix the api docs build ( Travis Failed: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12736307 )
     Try 3 threads. See if this is the magic number ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12736039 )
     Try to see if travis is faster with 2 threads instead of 4 ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12733769 )
     Fix Postgres and the weird way parallel_rspec does the first build ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12731180 )
     Added bundle exec ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12730568 )
     First attempt at making Travis test parallel ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12730135 )
     Added a reset database to the buildpacks spec ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12726238 )
     Fix a test pollution in blobstore tests ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12678538 )
  Mark Rushakoff:
     Merge remote-tracking branch 'origin/log-staging' ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12738154 )
     Merge pull request #106 from julz/local_api_spec_css ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12737753 )
     Merge pull request #107 from cloudfoundry/loggregator_emitter_v1 ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12735743 )
     More logging around staging ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12726475 )
     More logging in strange missing self case ( Travis Unknown )
     More logging in stagings controller ( Travis Unknown )
  Casey McTaggart:
     Merge branch 'master' into loggregator_emitter_v1 ( Travis Failed: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12733647 )
     Merge branch 'master' into loggregator_emitter_v1 ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12728767 )
     Bump loggregator_emitter to version 1.0.0 ( Travis Failed: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12679205 )
  Onsi Fakhouri and Sarah Chandler:
     rename first_crash_time => crash_count in hm9000_client ( Travis Failed: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12733317 )
     hm9000_client is born ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12732360 )
  Matthew Sykes and Phan Le:
     Delete droplets in background ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12733212 )
  Matthew Sykes, Phan Le and Ruth Byers:
     Minor refactor to remove duplicate logic of droplet key generation. ( Travis Unknown )
     Remove droplet files when a droplet is destroyed. ( Travis Unknown )
  Tim Labeeuw:
     Only run the docs if its the doc build ( Travis Unknown )
  Mark Rushakoff and Sara Tansey:
     Fix logger call in App ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12684412 )
  Matthew Sykes and Tim Labeeuw:
     Admin buildpacks can be prioritized. ( Travis Unknown )
  cf-frameworks:
     Merge pull request #105 from cloudfoundry/loggregator_emitter_gem_update ( Travis Success: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/12641680 )
  julz:
     Allow Bootstrap CSS to load when API specs are run from disk ( Travis Unknown )
  Matthew McNew:
     Updated the Loggregator Emitter gem ( Travis Unknown )
Bump cloudfoundry/dea_ng:
  Mark Rushakoff:
     Merge remote-tracking branch 'origin/log-staging' ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12741630 )
     Merge remote-tracking branch 'origin/loggregator_emitter_v1' ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12736766 )
  Mark Rushakoff and Sara Tansey:
     Log when upload begins ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12726365 )
  Alex Suraci:
     correct health check failed message ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12693285 )
     don't bubble up exceptions to exit descriptions ( Travis Failed: https://travis-ci.org/cloudfoundry/dea_ng/builds/12692332 )
  pivotal:
     Revert "Emit staging logs to loggregator" ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12682288 )
  Stephan Hagemann:
     Bump loggregator_emitter to version 1.0 ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12679532 )
     Revert "Emit staging logs to loggregator" ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12646984 )
  cf-frameworks:
     Merge pull request #68 from cloudfoundry/loggregator_staging_logs ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12677695 )
     Merge pull request #66 from cloudfoundry/loggregator_staging_logs ( Travis Failed: https://travis-ci.org/cloudfoundry/dea_ng/builds/12646510 )
     Merge pull request #67 from cloudfoundry/loggregator_emitter_gem_update ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12645151 )
  Alex Jackson:
     Make fake emitter like real emitter ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12675097 )
     Emit staging logs to loggregator ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12674707 )
  Casey McTaggart:
     Emit staging logs to loggregator ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12642244 )
  Matthew Sykes and Tim Labeeuw:
     Added the vendor cache for the rails fixture to decrese depenency on rubygems ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12627594 )
     Test pollution: check before trying to remove cruft from previous tests ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12594080 )
     Start using objects for the Nats Messages instead of passing around hashes ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12592307 )
  Ruth Byers and Tim Labeeuw:
     Extract out the BuildpackManager ( Travis Unknown )
  Johannes Tuchscherer:
     Updated the Loggregator Emitter gem ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/12572040 )
update_sub now requires a repo name

Before, if called with no args, it would update every submodule, which
is probably never what was intended.