neovim-qt关闭丑陋的tabline和popupmenu

暂时只在windows下面测试过

    set winaltkeys=no
    if has('nvim')
        try
            call rpcnotify(1, 'Gui', 'Option', 'Tabline', 0)
            call rpcnotify(1, 'Gui', 'Option', 'Popupmenu', 0)
        catch
        endtry
    endif