tristandunn/pusher-fake — pull request #23 by mthorn (2014-02-04 05:08:17+00:00)
Title: Fix error that was raised when trying to remove a connection from a pres...

...ence channel that was not subscribed to the channel.

I had this problem where one browser window was subscribed to 2 out of 3 presence channels. Refreshing that window crashed the server because it tries to unsubscribe from all channels that exist.