hugorodgerbrown/HipChat.net — pull request #4 by pmamut (2012-04-26 19:27:52+00:00)
Title: HipChatClient.FormatMessageUri() url-escapes individual query parameters

... instead of slamming them into a url string and encoding the result

it will now correctly handle author and message containing special url query string characters (? = & + % #)