github/MASPreferences — pull request #9 by alanjrogers (2013-03-14 07:08:03+00:00)
Title: Our style changes

- Reposition the traffic lights.
- Add padding between all of the toolbar items.
- Actually use the toolbarItemSize.

Note that we have negative widths here because `NSToolbarItem` seems to have some default padding that we can't remove.