Added auto repeat and made some small fixes

MainWindow.tscn

@@ -474,8 +474,8 @@ size = Vector2i(268, 233)
 [node name="SettingsWindow" parent="SettingsPopupPanel" instance=ExtResource("11_k62u5")]
 offset_left = 4.0
 offset_top = 4.0
-offset_right = -4.0
-offset_bottom = 86.0
+offset_right = 264.0
+offset_bottom = 354.0
 
 [node name="WinnerPopupPanel" type="PopupPanel" parent="."]
 initial_position = 2
@@ -491,4 +491,14 @@ text = "Sansan won!!"
 label_settings = SubResource("LabelSettings_hr75l")
 horizontal_alignment = 1
 
+[node name="RepeatSongCheckButton" type="CheckButton" parent="."]
+layout_mode = 0
+offset_left = 64.0
+offset_top = 1032.0
+offset_right = 208.0
+offset_bottom = 1063.0
+focus_mode = 0
+action_mode = 0
+text = "Auto repeat"
+
 [connection signal="dir_selected" from="FileDialog" to="." method="_on_file_dialog_dir_selected"]