switch glib to test/gobjectnew branch
switch glib to test/gobjectnew branch

I want to get this smoke-tested before landing it on master.

chergert/gnome-continuous,vrutkovs/vrutkovs.github.io,GNOME/gnome-ostree,chergert/gnome-continuous,chergert/gnome-continuous,vrutkovs/vrutkovs.github.io,vrutkovs/vrutkovs.github.io,GNOME/gnome-ostree,GNOME/gnome-ostree