Add per turn highlighting to UNO (#3420)
Add per turn highlighting to UNO (#3420)

This allows for users to be highlighted on their turns (currently a big problem) and also allows users to know if it's their turn in cases of disconnections (the current code does not).
AustinXII/Pokemon-Showdown,xfix/Pokemon-Showdown,Sora-League/Sora,Zarel/Pokemon-Showdown,xfix/Pokemon-Showdown,Enigami/Pokemon-Showdown,xfix/Pokemon-Showdown,xCrystal/Pokemon-Showdown,HoeenCoder/SpacialGaze,panpawn/Gold-Server,HoeenCoder/SpacialGaze,CreaturePhil/Showdown-Boilerplate,danpantry/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,CreaturePhil/Showdown-Boilerplate,aakashrajput/Pokemon-Showdown,panpawn/Gold-Server,urkerab/Pokemon-Showdown,HoeenCoder/SpacialGaze,Mystifi/Exiled,svivian/Pokemon-Showdown,panpawn/Pokemon-Showdown,Zarel/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,panpawn/Gold-Server,AWailOfATail/Pokemon-Showdown,Mystifi/Exiled,HoeenCoder/SpacialGaze,Lord-Haji/SpacialGaze,xfix/Pokemon-Showdown,svivian/Pokemon-Showdown,AustinXII/Pokemon-Showdown,svivian/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,AustinXII/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,Mystifi/Exiled,PS-Spectral/Spectral,xfix/Pokemon-Showdown,sirDonovan/Pokemon-Showdown,Sora-League/Sora,Enigami/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,Lord-Haji/SpacialGaze,PS-Spectral/Spectral,DesoGit/Tsunami_PS,AWailOfATail/Pokemon-Showdown,ShowdownHelper/Saffron,jumbowhales/Pokemon-Showdown,danpantry/Pokemon-Showdown,DesoGit/Tsunami_PS,sirDonovan/Pokemon-Showdown,PS-Spectral/Spectral,urkerab/Pokemon-Showdown,xCrystal/Pokemon-Showdown,ShowdownHelper/Saffron,panpawn/Pokemon-Showdown,Sora-League/Sora,Lord-Haji/SpacialGaze,svivian/Pokemon-Showdown,svivian/Pokemon-Showdown,jumbowhales/Pokemon-Showdown,xCrystal/Pokemon-Showdown,DesoGit/Tsunami_PS,Enigami/Pokemon-Showdown,Enigami/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,Zarel/Pokemon-Showdown,ShowdownHelper/Saffron,urkerab/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown