display minutes 60>0 correctly on clock

Author: ButchersBoy

MaterialDesignThemes.Wpf/Clock.cs

@@ -230,7 +230,7 @@ private void GenerateButtons(Panel canvas, ICollection<int> range, IValueConvert
 				button.SetBinding(Canvas.LeftProperty, GetBinding("X", button));
 				button.SetBinding(Canvas.TopProperty, GetBinding("Y", button));
 
-				button.Content = i;
+				button.Content = i == 60 ? 0 : i;
 				canvas.Children.Add(button);
 			}
         }