Merge remote-tracking branch 'origin/master'

core/src/io/anuke/mindustry/world/blocks/distribution/ItemBridge.java

@@ -39,6 +39,7 @@ public class ItemBridge extends Block{
         itemCapacity = 10;
         configurable = true;
         hasItems = true;
+        unloadable = false;
         group = BlockGroup.transportation;
     }