Add a large penalty for wearing levitation boots.
Fix oscilation between CurseCheck and Equip.

If CurseCheck wants to remove cloak to BUC-test what's under it,
the equip would put it back on again next step.
I made removing and dropping important (equipping is at normal urgency).
The workaround in Equip could then be removed.
Optimization: Skip behaviors that can't be better than the current best.
Optimization part II: Added max_urgency for all used behaviors.

Conflicts:
	lib/TAEB/AI/Behavioral/Behavior/ExitShop.pm
Add max_urgency to some new behaviors