Google has rolled out v8.3 for Google+ with many new enhancements and rectifications in the app. New version has brought image comments, community moderation improvements, etc.
There are some eliminations also, in overflow menu of posts, Google has removed Help and Send Feedback options.
The features we have counted above are not yet available, the Strings having occurence of these features have been found in the latest apk. Here is what string is saying:
Similarly, Improvements in community moderation can be seen in strings. This feature is also expected to come in upcoming updates.
You can head over to the Play Store to update your Google+ app.