properly pass game name to game string config finder.

add weapon prefix to weapon name parser for (iw5).
add some iw3 game strings

Plugins/Stats/Config/WeaponNameParserConfiguration.cs

@@ -7,5 +7,6 @@ namespace Stats.Config
         public Server.Game Game { get; set; }
         public char[] Delimiters { get; set; }
         public string WeaponSuffix { get; set; }
+        public string WeaponPrefix { get; set; }
     }
 }