Thursday, January 10th, 2013, at 3:17 P.M:

1. Change XRCustomBackground to XRCategoryView
Thursday, January 10th, 2013, at 4:00 P.M:

1. Add selectedColor ivars for displaying the indicator
2. Add selectedView property
3. Implement mouseDown method inside XRCategoryView for getting the subview
4. Draw an indicator around selectedView
Thursday, January 10th, 2013, at 4:31 P.M:

1. Change the color of the indicator
2. Change the indicator shape from rectangle to rounded rectangle
Thursday, January 10th, 2013, at 4:49 P.M:

1. Discard XRCategoryViewController and transfer its responsibility to XRWelcomeWindowController