fix splash state not getting inputs

src/org/newdawn/slick/Input.java

@@ -148,8 +148,10 @@ public class Input {
 	 * @param listener The listener to be notified
 	 */
 	public void addKeyListener(KeyListener listener) {
+		if (!keyListeners.contains(listener)) {
 			keyListeners.add(listener);
 		}
+	}
 	
 	/**
 	 * Add a mouse listener to be notified of mouse input events
@@ -157,8 +159,10 @@ public class Input {
 	 * @param listener The listener to be notified
 	 */
 	public void addMouseListener(MouseListener listener) {
+		if (!mouseListeners.contains(listener)) {
 			mouseListeners.add(listener);
 		}
+	}
 	
 	/**
 	 * Remove all the listeners from this input

src/yugecin/opsudance/core/DisplayContainer.java

@@ -440,6 +440,7 @@ public class DisplayContainer implements ErrorDumpable, ResolutionChangedListene
 			input.addListener(new GlobalInputListener());
 			input.addMouseListener(bubNotifState);
 		}
+		input.addListener(state);
 
 		sout("GL ready");