Post Editor is a Chrome Extension for Google+™ that adds formatting buttons to the bottom of the post box so you can easily style your posts. So if you find it hard to remember how to make things bold on Google+ or how to make them Italic, the extension can help!
by Paul Spoerry - http://www.paulspoerry.com/code/post-editor-for-google-plus/
Download via Chrome Web Store: http://goo.gl/ywkWj3
https://github.com/PaulSpoerry/PostEditorForGooglePlus/issues