Finished Refactoring. That was a lot of work. Everything is fine now. Missing: More Logger output, Packet Handling. Than we are in beta-state =D

src/main/java/de/skate702/craftingkeys/util/InputUtil.java

@@ -41,7 +41,7 @@ public class InputUtil {
             }
             return null;
         } else {
-            System.out.println("getSlotAtMousePosition(): guiContainer == null");
+            Logger.debug("getSlotAtMousePosition(gui)", "guiContainer == null");
             return null;
         }
     }