c4f6142 remote-viewer: add handling of spice+unix and spice+tls schemes

Authored and Committed by elmarco 5 years ago
    remote-viewer: add handling of spice+unix and spice+tls schemes
    
    - spice+unix:// was added in spice-gtk v0.28
    - spice+tls:// was added in spice-gtk v0.35
    
    This allows launchers to start remote-viewer when they encounter a
    Spice URI with +unix or +tls.
    
    Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
    Acked-by: Jonathon Jongsma <jjongsma@redhat.com>
    Acked-by: Victor Toso <victortoso@redhat.com>