tvbrowser: don't substitute pname in derivation shell scripts

  installPhase = ''

    runHook preInstall

    mkdir -p $out/share/${pname}

    cp -R runtime/tvbrowser_linux/* $out/share/${pname}

    mkdir -p $out/share/tvbrowser

    cp -R runtime/tvbrowser_linux/* $out/share/tvbrowser

    mkdir -p $out/share/applications

    mv -t $out/share/applications $out/share/${pname}/${pname}.desktop

    sed -e 's|=imgs/|='$out'/share/${pname}/imgs/|'  \

        -e 's|=${pname}.sh|='$out'/bin/${pname}|'  \

        -i $out/share/applications/${pname}.desktop

    mv -t $out/share/applications $out/share/tvbrowser/tvbrowser.desktop

    sed -e 's|=imgs/|='$out'/share/tvbrowser/imgs/|'  \

        -e 's|=tvbrowser.sh|='$out'/bin/tvbrowser|'  \

        -i $out/share/applications/tvbrowser.desktop

    for i in 16 32 48 128; do

      mkdir -p $out/share/icons/hicolor/''${i}x''${i}/apps

      ln -s $out/share/${pname}/imgs/${pname}$i.png $out/share/icons/hicolor/''${i}x''${i}/apps/${pname}.png

      ln -s $out/share/tvbrowser/imgs/tvbrowser$i.png  \

          $out/share/icons/hicolor/''${i}x''${i}/apps/tvbrowser.png

    done

    mkdir -p $out/bin

    makeWrapper  \

        $out/share/${pname}/${pname}.sh  \

        $out/bin/${pname}  \

        $out/share/tvbrowser/tvbrowser.sh  \

        $out/bin/tvbrowser  \

        --prefix PATH : ${jdk}/bin  \

        --prefix XDG_DATA_DIRS : $out/share  \

        --set PROGRAM_DIR $out/share/${pname}

        --set PROGRAM_DIR $out/share/tvbrowser

    runHook postInstall

  '';