Add missing BuildRequires for gnutls/gtkglext. Add sub-package for mozilla plugin (disabled by default)
Add missing BuildRequires for gnutls/gtkglext. Add sub-package for mozilla plugin (disabled by default)

jwendell/gtk-vnc,jwendell/gtk-vnc,jwendell/gtk-vnc,jwendell/gtk-vnc,jwendell/gtk-vnc