Review https://github.com/ImaginationForPeople/assembl/commit/294a02e6b2c1e2fdd921fea48fe8432760bffe75,  While the workaround is fine, it's definitely not a normal condition.  Output to console.
Eliminate double render when requesting a specific message id thru URL.  Finishes fixing https://app.asana.com/0/15264711598672/20941703599863 Also, retore scrooling to first unread message.  Fixes https://app.asana.com/0/15264711598672/15379016008986