anchor.diff:  , gtk3
   , granite
   , libgee
  +, libhandy
   , gst_all_1
   , libcanberra
   , clutter-gtk
  
positive.code:   meta = with lib; {
      description = "Camera app designed for elementary OS";
      homepage = "https://github.com/elementary/camera";
      license = licenses.gpl2Plus;
      platforms = platforms.linux;
      maintainers = pantheon.maintainers;
    };
  
negative.code:     granite
      gst_all_1.gst-plugins-bad
      gst_all_1.gst-plugins-base
      (gst_all_1.gst-plugins-good.override { gtkSupport = true; })
      gst_all_1.gstreamer
      gtk3
      libcanberra
      libgee
      libhandy
    ];
  
    postPatch = ''
  