Prevent players from crossing cave-entrance by wallhack
fix
Proper cave entrance wallhack check
Prevent more memory resizes by increasing the INIT_OBJECTS value in object.h from 100k to 1mil.
Resistance Calculation Reduction

This should lower calculations by a factor of 14. Instead of grabbing
resistances 14 times, it will only grab once.
fix errors in holy symbol, lower cost
fix undershirt error
add checks for users trying to buy, sell, etc
xeo attack changes
Merge branch 'holysymbolfix' of https://github.com/skittles1/Meridian59_103 into build.1.0.268-req.585-br.holysymbolfix-auth.skittles1
Merge branch 'ResistanceListFix' of https://github.com/GarOfMeridian/Meridian59_103 into build.1.0.268-req.584-br.ResistanceListFix-auth.GarOfMeridian
Merge branch 'objectsmem' of https://github.com/cyberjunk/Meridian59 into build.1.0.268-req.583-br.objectsmem-auth.cyberjunk
Merge branch 'nocavewallhack' of https://github.com/cyberjunk/Meridian59 into build.1.0.268-req.582-br.nocavewallhack-auth.cyberjunk