Implement RFallingBlockEntity

SpigotCore_Main/src/de/steamwar/entity/RFallingBlockEntity.java

@@ -1,5 +1,6 @@
 package de.steamwar.entity;
 
+import de.steamwar.core.Core;
 import de.steamwar.techhider.BlockIds;
 import org.bukkit.Location;
 import org.bukkit.Material;
@@ -8,6 +9,6 @@ import org.bukkit.entity.EntityType;
 public class RFallingBlockEntity extends REntity{
 
     public RFallingBlockEntity(REntityServer server, EntityType entityType, Location location, Material material) {
-        super(server, entityType, location, BlockIds.impl.materialToId(material));
+        super(server, entityType, location, BlockIds.impl.materialToId(material) >> (Core.getVersion() <= 12 ? 4 : 0));
     }
 }