anchor.diff:  
     buildInputs =
     [ qtbase qtmultimedia qtquick1 qtquickcontrols
  -    qtimageformats qtgraphicaleffects
  -    telegram-qml libqtelegram-aseman-edition 
  +    qtimageformats qtgraphicaleffects qtwebkit
  +    telegram-qml libqtelegram-aseman-edition
     ] ++ (with gst_all_1; [ gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly ]);
   
     nativeBuildInputs = [ makeQtWrapper qmakeHook ];
  
positive.code: { stdenv, fetchgit
  , qtbase, qtmultimedia, qtquick1, qtquickcontrols
  , qtimageformats, qtgraphicaleffects
  , telegram-qml, libqtelegram-aseman-edition
  , gst_all_1
  , makeQtWrapper, qmakeHook }:
  
negative.code:     license = licenses.gpl3;
      maintainers = with maintainers; [ profpatsch AndersonTorres ];
      platforms = platforms.linux;
    };
  }
  #TODO: appindicator, for system tray plugin (by @profpatsch)
  