First stab at EQUIPMOD.
Better script for error-finding.
BONUS:ITEMCOST and BONUS:WEAPONPROF fixes.
Small fixes.
PREWIELD.
Don't parse typos anymore.
Fix for ARMORPROF TYPE bug.
SKILL:SITUATION.
Clean up Skill.hs.
BONUS:SAVE and BONUS:SITUATION.
BONUS:STAT|%CHOICE.
Minor adjustments.
Modifications for %CHOICE tags.
Comparison operators and EQUIPMOD:COST.
JEPFormula if operator and misc fixes.
Fix SKILL|%CHOICE.
EQUIPMOD tags.
EQUIPMOD CHOOSE: tags (most unimplemented for now)
Minor cleanups.
BONUS:SPELLKNOWN.