AVIF updates from UESP.
Field names for NPC_ and TINTING.
Factored out pickup/drop sounds.
KEYM fields from UESP.
COED fields from UESP.
Added long types.
Factored out Leveled Item/Actor/Spell info.
Converted some CNAMs to esp.Color type.
Verified some record signatures from UESP.
Cleaned up some ident redundancy.