Remove some unnecessary files from filelist.
Don't crash if Substitute intercepted a status move
This is a condition which should never happen in non-modded games
NEXT: item changes, new sig moves
- Kingdra gets sig BubbleBeam
- Eelektross gets sig Spark
- Beautifly gets sig Giga Drain
- Lilligant gets GossamerWing access
- type-specific item buffs to pure Grass, Poison, Fighting, and
  Psychic-types