This was preventing us from changing the Tinychat settings for different
accounts. I also removed the tinychat.yml.example file, as people should be
using the /plugins interface now.
Change-Id: I5fe6bbf72563f75e9cbfadf1f661715b40a5fc33
Reviewed-on: https://gerrit.instructure.com/9427
Tested-by: Hudson <hudson@instructure.com>
Reviewed-by: Zach Wily <zach@instructure.com>