BlockCracker fix for infested stone bricks

Changelog.txt

@@ -1,4 +1,6 @@
 Version 2.1.113
+    Fixed bug where BlockCracker didn't work on infested_stone_bricks
+    Fixed a bug where beacons could be duplicated
     Check player's PTP world permissions before executing a party teleport
     Use ThreadedLocalRandom for RNG utils, random is seeded, thus creating new instances of Random breaks randomness
 

src/main/java/com/gmail/nossr50/util/MaterialMapStore.java

@@ -170,6 +170,8 @@ public class MaterialMapStore {
     private void fillBlockCrackerWhiteList()
     {
         blockCrackerWhiteList.add("stone_bricks");
+        blockCrackerWhiteList.add("infested_stone_bricks");
+
     }
 
     private void fillHerbalismAbilityBlackList()