Add umockdev to the book
Adjust libgudev so that the test suite is present
Change the umockdev reference from external to internal in gnome-settings-daemon and upower
Move notification-daemon to System Utilities
Move polkit-gnome to Security
git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@22934 af4574ff-66df-0310-9fd7-8a98e5e911e0
