Bump ccng

Andrew Liu and David Stevenson (3):
      [fixes #46132627] Service #extra field is text not string
      Fix migration that is broken in postgres only
      Run custom SQL to convert text columns to mediumtext in mysql

Andy Wilkinson (2):
      Access all git dependencies using https
      Use https:// rather than git:// for submodules

Bleicke and Dmitriy Kalinin (1):
      removed logger from DeaPool

Bleicke and Tony Hansmann (1):
      Removing staging task logs and redis.     [#45814227]

Bob Nugmanov and Tim Labeeuw (1):
      Fix integration test.

Chunjie (1):
      update response header content-type

CloudFoundry Services Team (1):
      Merge pull request #32 from Chunjie/master

Dave Syer (1):
      Remove token_endpoint from /info

David Sabeti and Ryan Spore (1):
      Change format for rake spec

David Stevenson and Jesse Zhang (5):
      correct typo
      A service doesn't have a crypted password
      add 'extra' attribute to services
      [finishes #46132627] CCNG accepts 'extra' field in service offering
      Fix test description to match reality

David Stevenson and Matt Royal (2):
      [finishes #46157255] Service offering's plans attributes are whitelisted for safety
      ServicePlan's #create calls bypass mass-assignment verification

Dmitriy Kalinin (1):
      start populating stager pool when cloud controller starts

Dmitriy Kalinin and Mark Rushakoff (5):
      remove inccorect usage of check_process_alive?
      explicitly require libraries used
      move stack model configuration into config.configure
      fix random failure by stubbing MessageBus correctly
      include backtraces for CI

Dmitriy Kalinin and Patrick Bozeman (4):
      removed unnecessary block when calling stage_app
      remove unused directories.stacks config option
      be more explicit when testing of removal of upload handle
      use stager pool to find stagers

Dmitriy Kalinin and Pieter Noordhuis (3):
      fixed typo when download staged app without nginx
      Allow finding stacks by name
      Correct Gemfile.lock

Eugenia Dellapenna & Sheel Choksi (2):
      use client_id when user_id is missing from token
      add a 'to_many spaces' relationship to domain

James Bayer (1):
      Provide additional detail for components

Jesse Zhang (1):
      Merge pull request #24 from dsyer/feature/token_endpoint

Jesse Zhang and Matt Royal (5):
      accept plan_details from service gateways
      Expose ServicePlan#extra
      [bugfix] don't filter "free"ness
      Refactor legacy_service_gateway_spec.rb
      Attempt to fix a non-deterministic failure on Travis

Kai Xiang and Matthew Boedicker (1):
      Replace VMC_APP_HOST env variables with VCAP_APP_HOST

Kowshik Prakasam (1):
      Make README better.

Luke Taylor (1):
      Make symmetric_secret an optional config property.

Matt Royal (1):
      Make "rake spec" the default rake task

cf-frameworks (2):
      Update README.md
      Merge pull request #33 from cloudfoundry/domain_spaces_relation

pivotal-vmware (4):
      Merge pull request #30 from cloudfoundry/allow_client_id
      Merge pull request #29 from tekul/master
      Merge pull request #27 from wilkinsona/https-submodules
      Merge pull request #26 from wilkinsona/git-dependencies
Merge git://github.com/cloudfoundry/cf-release