Create a failing test for #2852
fixing #2852
[CHANGELOG] Entry for 2852
[LockingDependencyAnalyzer] Fix updating a pod that has subspec dependencies

Closes https://github.com/CocoaPods/CocoaPods/issues/2879.
[Analyzer] Change no-integrate default build configurations to not be empty
[CHANGELOG] Add entry for default configurations when not integrating
Merge pull request #2886 from CocoaPods/seg-no-integrate-default-configurations

[Analyzer] Change no-integrate default build configurations to not be empty
[CHANGELOG] Add links to Blog articles for each major release
[CHANGELOG] Fix some erroneous git diff/compare links
(+ I may be a perfectionist with OCD)
[CHANGELOG] Changed wording for the blog article link
Merge pull request #2892 from CocoaPods/changelog-blog-links

[CHANGELOG] Add blog links
Merge branch 'issue/2852'
Update CHANGELOG.md
Use "swift" branch of spec
Revert "Use "swift" branch of spec"

This reverts commit 47eb9f4a9a1c2f8d1124f959fe1d6faf33675d6e.
Merge branch 'master' of https://github.com/CocoaPods/CocoaPods
Merge "master" into swift