AltForm & Form & Forme => Form
GenNumber & Generation => Generation
Extract out SpeciesForm interface, and re-add IGeneration
For those using PKHeX as a dependency, this should be a pretty straightforward manual replacement... GenNumber and AltForm should be quick find-replace`s.
Sure it's nice to cache a valid array, but the amount of logic was small enough that it can be done with 10 lines of code rather than at the end of each verification method.
Reduces parameter passing & removes 1 field from the info object, as relearn suggestions are only done rarely after legality checking.
Allows for a simpler api surface (pkm, encounter) rather than a bigger object reference