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 )
bump loggregator

9455d99 bump dropsonde
542fe2e reuse the http client so that connections can be reused
82f6bab remove unused store-adapter
8929ccf DEAAgent: Ensure that both out/err streams are closed in case of failure
0e82854 Fix race condition
7e8d0d0 Fix race condition in deaagent
8f05660 Close listeners to prevent race conditions
150925e Remove loggingstream; didn't provide functionality after refactor
d017a0e Fixes #83065634, clean up read logic to remove race conditions
Bump src/collector

Bump cloudfoundry/collector:
  Zach Robinson:
     fix codeclimate ( Travis Success: https://travis-ci.org/cloudfoundry/collector/builds/42106438 )
     move webmock require to the only file that needs it ( Travis Failed: https://travis-ci.org/cloudfoundry/collector/builds/42103488 )