Been sitting around waiting for people to have given some indication that they saw that one little line in all the patch notes the last couple days, but apparently it went completely under the radar.
honestly, at this rate i think the first thing people will say about it on the wow forums is how they were forced to be tank spec to tank in a random heroic instead of cheesing it as a dpbadtankBattle for Azeroth dungeons now automatically change you to a spec that matches the role you chose when you queued.