layer.conf: Add dependencies on meta-selinux and meta-virtualization.
xen: Put newline at end of xen bbappend.
integral-image-dom0: Add qemu to dom0 image.
init-ifupdown: add interfaces file for dumb ndvm bridge and dependency on bridge-utils
bridge-utils: Add Debian integration between interfaces and bridge-utils.

These scripts are from Santiago Garcia Mantinan and are licensed under
the GPLv2. They are immensely useful and should probably make their
way into the bridge-utils recipe in meta-oe.
bridge-utils: Fix brctl path in ifupdown.sh