Initial commit of the pyGobject SlackBuild.

Signed-off-by: The Doctor <drwho@virtadpt.net>
We don't need pyGobject3.  We need pyGobject from Slackware.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Re-adding the latest version of the Avahi SlackBuild.

Signed-off-by: The Doctor <drwho@virtadpt.net>