Add config entry for `FixDualiesCost`

config/Acedia.ini

@@ -222,4 +222,29 @@ autoEnable=true
 ;     So we add this option.
 ;     Set it to 'false' if you only want to fix ammo printing
 ; and leave the rest of the bullshit as-is.
-allowSellValueIncrease=true
+allowSellValueIncrease=true
+
+
+;     This feature addressed two inventory issues:
+;     1.  Players carrying amount of weapons that shouldn't be allowed by the
+;     weight limit.
+;     2.  Players carrying two variants of the same gun.
+;     For example carrying both M32 and camo M32.
+;     Single and dual version of the same weapon are also considered
+;     the same gun, so you can't carry both MK23 and dual MK23 or
+;     dual handcannons and golden handcannon.
+[Acedia.FixInventoryAbuse]
+autoEnable=true
+;     How often (in seconds) should we do our inventory validations?
+;     We shouldn't really worry about performance, but there's also no need to
+; do this check too often.
+checkInterval=0.25
+;     For this fix to properly work, this array must contain an entry for
+; every dual weapon in the game (like pistols, with single and dual versions).
+; It's made configurable in case of custom dual weapons.
+dualiesClasses=(single=class'KFMod.SinglePickup',dual=class'KFMod.DualiesPickup')
+dualiesClasses=(single=class'KFMod.Magnum44Pickup',dual=class'KFMod.Dual44MagnumPickup')
+dualiesClasses=(single=class'KFMod.MK23Pickup',dual=class'KFMod.DualMK23Pickup')
+dualiesClasses=(single=class'KFMod.DeaglePickup',dual=class'KFMod.DualDeaglePickup')
+dualiesClasses=(single=class'KFMod.GoldenDeaglePickup',dual=class'KFMod.GoldenDualDeaglePickup')
+dualiesClasses=(single=class'KFMod.FlareRevolverPickup',dual=class'KFMod.DualFlareRevolverPickup')