Update to git-2.2.0.
Update to libgusb-0.2.2.
Update to dhcpcd-6.6.4.
Update to rpcbind-0.2.2.
Update to gnome-themes-standard-3.14.2.1.
Update to flac-1.3.1.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk@15023 af4574ff-66df-0310-9fd7-8a98e5e911e0
Add xfce4-xkb-plugin-0.5.6: Forgot to update statiscs, from the one of the
source copied page. Thanks, Bruce.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk@15025 af4574ff-66df-0310-9fd7-8a98e5e911e0