Only allocations that remain are the runtime `new string(...)` that is required for the gen1-5 species name quirks.
Inlines some logic for language fetch, and requires slightly less memory.
Extract Species Name logic to SpeciesName
Extract Language logic to Language
Remove FormConverter wrapper for string[] fetch
Rearrange some logic to more appropriate locations, update access
modifiers / types
Move some pkm array methods to arrayutil, make generic
PKX.GetVCLanguage was a dupe of _K12.GuessedLanguage() so just expose
the method
PKX is now back to pkm data manip only
