Add getField() method to Gui

schach/src/main/java/de/hs_mannheim/informatik/chess/gui/Gui.java

@@ -106,4 +106,8 @@ public class Gui {
 		return statsPanel;
 	}
 	
+	public JLabel getField(int row, int col) {
+        return fields[row][col];
+    }
+	
 }