This might help you understand some more reasons why battle animations can't be turned off, as well as the post Munya linked above. It's most likely not happening. Plus, if you could disable animations somehow, you'd still have to wait the same amount of time that the animation would end up taking. Otherwise players would pretty much be forced to turn off battle animations to save time when EV training, battling NPCs, shiny hunting, item farming etc because otherwise it'd put them at a disadvant