tested for 2 locks, later commits with legality check implementation
will feature more lengthy lock checks (test case automation).
https://pastebin.com/VdbjWaqL
(species doesn't matter since most are 50/50 ratio)
force colo starters to be male only
use some c# lang features for EncounterType flags
add edge case PIDIV detection for starter gender/shiny lock scenario
adds a little documentation for those unfamiliar with the NPC PKM
generation quirks.
Colosseum Starters will now be recognized with a different PIDIV type
which is specific to them & them only.
