- fixed configuration specific headers
[Gemfile] Update clintegracon
[Spec][Integration] Compare YAML files pretty printed
[TargetIntegrator] Ensure the project is saved when needed

Addresses a regression introduced in https://github.com/CocoaPods/CocoaPods/pull/2601
[gemspec] Update to cocoapods-downloader 0.7.2
[SourcesManager] Improve new version available message.

Especially warn a user in the case of a RC version.
[Style] Don't use reduce to determine if there are changes

Use a var instead, as per @alloy
Merge pull request #2532 from opentable/master

Configuration specific preprocessor definition can generate a lot of warning
[TargetEnvironmentHeaderSpec] Add a spec to ensure special characters in build config are sanitized

Spec for changes introduced in https://github.com/CocoaPods/CocoaPods/pull/2532
[CHANGELOG] Add changlog entry for sanitization of special characters in build configs in target environment header

CHANGELOG entry for https://github.com/CocoaPods/CocoaPods/pull/2532.
Merge pull request #2606 from CocoaPods/clintegracon_patch

Update to new CLIntegracon Patch
[gemspec] Bump cocoapods-trunk