anchor.diff:  , pango
   , polkit
   , pulseaudio_lib
  -, spidermonkey_24
  +, spidermonkey
   , sqlite
   , systemd_lib
   , telepathy_glib
  
positive.code:     polkit
      pulseaudio_lib
      python3
      #spidermonkey_24
      systemd_lib
      telepathy_glib
      telepathy_logger
  
negative.code: , libstartup_notification
  , libxkbcommon
  , libxml2
  , mesa
  , mutter
  , networkmanager
  , networkmanager-applet
  