* Fix tests choosing the wrong room by matching on exact room name in viewRoomByName
* Allow either of the two different URLs for thumbnails in sticker test
* Find room by looking inside Rooms for something with the right text
* Check for the download URL of a thumbnail only, which will appear after the thumbnail 404s
* Click the title div instead of the contained span, to avoid clicking something potentially off-screen
* Find by label text because that works when room list is folded
* Find room by title because label text is different
* Attempt to allow opening room by name in all needed cases
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