gio: Add FS magic number for FUSE
gio: Add FS magic number for FUSE

https://bugzilla.gnome.org/show_bug.cgi?id=740826

endlessm/glib,johne53/MB3Glib,johne53/MB3Glib,johne53/MB3Glib,endlessm/glib,endlessm/glib,johne53/MB3Glib,johne53/MB3Glib,endlessm/glib,endlessm/glib,johne53/MB3Glib