Bump services

Jeff Schnitzer and Matt Royal (2):
      Update mysql gateway to use newest vcap-service-base
      Add integration test for deleting mysql database instances

Jesse Zhang and Phan Le (5):
      Added edition extra information to plans
      formatting
      Integration test for Sendgrid
      make integration tests less flaky
      Addon plans only looking for pricing in USD
Bump src/services:

Jesse Zhang and Matt Royal (2):
      functional tests for Service.with_extra_info
      Improve JsonHttpClient and add correct Provider to extra fields
Merge git://github.com/cloudfoundry/cf-release