yammer/sched.do — pull request #179 by adarshpandit (2012-10-30 00:57:51+00:00)
Title: Users with expired token are logged out

* Users with stale tokens were catching Unauthorized errors when RestClient tried to post a new ActivityStory
* This handles that exception and expires the user's access_token
* Expired access_tokens log out the user, which refreshes the token