* Update dbus to 1.6.8
* Update build to the latest standards
* Move the system socket to /run/dbus again but this time leave a
  compatibility symlink just in case. We'll nuke it when it's safe
  to do so
* Install the arch dependent header in /usr/include/$ARCH

	deleted:    base/dbus/dbus-1.4.24-slackware.patch.xz
	renamed:    base/dbus/dbus-1.4.24-allowrootglobally.patch.xz -> base/dbus/dbus-1.6.8-allowrootglobally.patch.xz
	new file:   base/dbus/dbus-1.6.8-archdependentheader.patch.xz
	renamed:    base/dbus/dbus-1.4.24-dbussethome.patch.xz -> base/dbus/dbus-1.6.8-dbussethome.patch.xz
	new file:   base/dbus/dbus-1.6.8-systemdusersession.patch.xz
	new file:   base/dbus/dbus-1.6.8-sysvinit.patch.xz
	modified:   base/dbus/dbus.build