Bump src/dea_next:

Alex Suraci and Maria Shaldibina (1):
      clone custom buildpacks outside of app dir

David Sabeti and Kowshik Prakasam (2):
      Dea publishes droplet exit status, description during crash.
      Set exit status and exit description before state change.

Kowshik Prakasam (1):
      Add comment to spec

Kowshik Prakasam and Mark Rushakoff (3):
      Fix README
      Increase NATS reconnect to make DEA more robust against NATS outages
      Ensure that stale instances snapshot is removed across multiple runs of the same tests.

Kowshik Prakasam and Scott Calvert (1):
      Remove stale comment

Maria Shaldibina and Tony Hansmann (1):
      Fix integration spec

Mark Rushakoff (1):
      Note what to do to build vagrant box

Bump src/health_manager_next:

Alex Suraci and Tim Labeeuw (1):
      Fix the bulk api url issue with HTTPS vs HTTP [fixes #49233271]

Jon Stevens and Maria Shaldibina (7):
      Test all harmonizer listeners
      Make HM tests more stable
      Fix bulk api https
      Make tests even more stable
      Test that messages are not included in nats spec
      Bump ruby version in travis
      [tests] Send EM messages faster