removed some unused functions (single and double tap)

app/src/main/java/de/jonasled/led_table/DetectSwipeGestureListener.java

@@ -2,7 +2,6 @@ package de.jonasled.led_table;
 
 import android.view.GestureDetector;
 import android.view.MotionEvent;
-import android.widget.Toast;
 
 import java.io.IOException;
 
@@ -72,20 +71,6 @@ public class DetectSwipeGestureListener extends GestureDetector.SimpleOnGestureL
         return true;
     }
 
-    // Invoked when single tap screen.
-    @Override
-    public boolean onSingleTapConfirmed(MotionEvent e) {
-        this.activity.displayMessage("Single tap occurred.");
-        return true;
-    }
-
-    // Invoked when double tap screen.
-    @Override
-    public boolean onDoubleTap(MotionEvent e) {
-        this.activity.displayMessage("Double tap occurred.");
-        return true;
-    }
-
     private void senden(String message) {
         byte[] msgBuffer = message.getBytes();
         if (controlActivity.is_connected) {