So I made an extension that adds them to Firefox.
The Problem: The New Google+ Interface Sucks
Google recently redesigned their social network in order to make it more mobile-friendly and less cluttered. Unfortunately, they did this by removing all of the features that made G+ unique and useful namely, Hangouts and Communities while also making everything else harder to use. You can read my full rant on why here (and if you agree with me, please sign this petition)
https://t.co/7cW6PE46Ws