If the "hacker" changed your account password. You can recover it here: http://cp.pandawow.ru/en/forgot.html
Else, you just need to be patient and wait for an answer from administrator.
It depends if the set is faction wide. I mean, if it changes after you change faction. You can see that when you search the set in wowhead.com
As for example http://i.imgur.com/NWU9eRY.png
There's many items that isn't faction wide. So you can check if the set is faction wide or not. If not, the set will not change it's apperance.
What's this magic? Tried to relog, nothing happened. The spells is in my spellbook, doesn't do anything if clicked.
My char ( My talent )
http://i.imgur.com/mNh69qD.jpg
http://i.imgur.com/DSFy2ES.jpg
http://i.imgur.com/EqiLKA9.jpg
Other char ( Other talent )
http://i.imgur.com/DgpUIJh.jpg
http://i.imgur.com/aA47jlu.jpg
http://i.imgur.com/T6nTR4o.jpg
In repitchx's video. It obviously shows that the wintrader's is going offline, which means they're trying to prevent losing rating. Your argument is invalid due to nonsense.
It's kinda obvious that they're wintrading with the log on and log off at the exact time. But again, not proper proof.
( Watched the whole twitch vid. YT vids isn't working. )
You're clicking on the wrong download buttom, or there might be another invisible buttom blocking the real one. If you see a download tab like this, please read the ToS of it if you wanna continue, or delete it.