Update MaterialCommand

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/features/util/MaterialCommand.java

@@ -195,7 +195,7 @@ public class MaterialCommand extends SWCommand implements Listener {
         private SearchType burnable = SearchType.IGNORE;
         private SearchType waterloggable = SearchType.IGNORE;
 
-        private String blastResistance = "";
+        private String blastResistance = ">=0";
         private String name = "";
     }