Bump src/dea_next

Bump cloudfoundry/dea_ng:
  fraenkel:
     Add support for build pack branches ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/17162822 )
  Phan Le:
     Refactor instance uri update ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/17159211 )
     Fix test that failed within a vagrant VM ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/17075661 )
  Matthew Sykes:
     Only update routes for instances that are running ( Travis Unknown )
     Make memory reported match cgroup usage data ( Travis Unknown )
     Consistently use bytes for memory statistics ( Travis Unknown )
  Maria Shaldibina:
     Merge branch 'used-is-rss-plus-cache' of https://github.com/sykesm/dea_ng into sykesm-used-is-rss-plus-cache ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/17101775 )
Bump src/hm9000

Bump cloudfoundry/hm-workspace:
  David Varvel and Onsi Fakhouri:
     fix travis on storeadapter ( Travis started: https://travis-ci.org/cloudfoundry/hm-workspace/builds/17307543 )
     bump .travis.yml ( Travis Success: https://travis-ci.org/cloudfoundry/hm-workspace/builds/17306813 )
     break out hm9000's dependencies into gunk and storeadapter ( Travis finished: https://travis-ci.org/cloudfoundry/hm-workspace/builds/17306036 )
  pivotal:
     bump ginkgo and go-zookeeper ( Travis finished: https://travis-ci.org/cloudfoundry/hm-workspace/builds/17295944 )