A rollout actually hit me first!
Here's Google+ 4.1.1.51480439

According to Google:
Bug Fixes
Performance Improvements
Auto Awesome notifications
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Teardown stuff:
Video downloads
Satellite View on the map
Restrict resharing of posts
Hangouts on Air UI tweaks
Removed a bunch of G+ Messenger code... It was called "Buzz"?! dear lord.
There's a "ProfileSuspensionActivity" activity... No idea.
Nothing too groundbreaking
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