Revert "made runMajor a bit more flexible"

This reverts commit 66b37c6b6a303b2d429a77eda40115a554de2841.
set proper path for fx sprites
added num/move association
added num/stat association
fix effects url in battle.js
Revert "wrap up battle screen"

This reverts commit db35514193a5e1cc722de25948e64f6005231bef.