Bump UAA and Login Server to 1.9.1 release

Signed-off-by: Rob Gallagher <rgallagher@pivotallabs.com>
Upgrading ruby buildpack to v1.1.4
Bump src/loggregator

Bump :
  John Tuley:
     DEAAgent: Ensure that both out/err streams are closed in case of failure
     Fix race condition
     Fix race condition in deaagent
  Alex Jackson:
     Close listeners to prevent race conditions
     Remove loggingstream; didn't provide functionality after refactor
     Fixes #83065634, clean up read logic to remove race conditions
Revert "Bump src/loggregator"

This reverts commit 27123ae7414f4786afc45ee913af12e00a27d6c1.
Bump src/gorouter

Bump :
  Michael Fraenkel:
     Allow pprof to be enabled
     bump dependencies
Bump src/cloud_controller_ng, src/collector

Bump cloudfoundry/cloud_controller_ng:
  Luan Santos:
     Update cf-message-bus gem ( Travis started: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/41997426 )
Bump cloudfoundry/collector:
  Luan Santos:
     Update cf-message-bus gem ( Travis Success: https://travis-ci.org/cloudfoundry/collector/builds/41997171 )
Merge remote-tracking branch 'origin/pr/563' into develop
Merge remote-tracking branch 'origin/pr/556' into develop
Bump src/dea_next, src/warden

Bump cloudfoundry/dea_ng:
  Luan Santos:
     Bump em-warden-client gem ( Travis started: https://travis-ci.org/cloudfoundry/dea_ng/builds/42001258 )
  Michael Fraenkel:
     Don't stop a container if you don't have a handle ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/41888583 )
Bump cloudfoundry/warden:
  Michael Fraenkel:
     Validate the payload before adding it as a request ( Travis started: https://travis-ci.org/cloudfoundry/warden/builds/42001044 )
Bump src/warden

Bump cloudfoundry/warden:
  Luan Santos:
     Stop container before destroying it ( Travis created: https://travis-ci.org/cloudfoundry/warden/builds/42023508 )
Add timestamp prefix to posgres log records

[#82204626]
Adds default scopes for all UAA user tokens

When CF ships with notifications, users will need a couple new scopes to
be able to manage their notifications preferences. We are including
these scopes here so that all future users will have them.

[#83221726]
Bump src/collector

Bump cloudfoundry/collector:
  Matt Hess and Zach Robinson:
     Use sync http library over em-http-request. ( Travis started: https://travis-ci.org/cloudfoundry/collector/builds/42032238 )