Fix #259, get rid of the ding in TogetherJS. Fix how the live collab room name is figured out (used to not clean it fully/properly)
Fix #259, get rid of the ding in TogetherJS.
Fix how the live collab room name is figured out (used to not clean it fully/properly)

mozilla/hotdish,mozilla/hotdish,mozilla/hotdish,mozilla/hotdish