Removed unnecessary private storage of calculated values.

osrs-toolbox/Models/DropChanceModel.cs

@@ -12,14 +12,8 @@ namespace osrs_toolbox
         private double _dropRate;
         private int _currentKC;
 
-        private double _chanceAtCurrent;
-        private int _kcForFifty;
-        private int _kcForNinety;
-
         private double _chanceCheck;
 
-        private int _kcForChanceCheck;
-
         public double DropRate
         {
             get { return _dropRate; }