Update to 3.3.43
    
    - New upstream release 3.3.43
      - Fix for rtlbrowse for gtk_adjustment_get_page_increment and
        gtk_adjustment_get_step_increment introduced in 2.14
      - Added VPD support via vpd2vcd (to use, specify -o at the command line, e.g.
        gtkwave -o test.vpd)
      - Added autodetect for LXT, LXT2, VZT, FST regardless of the filename suffix
      - Crash fix for gtkwave::getDisplayedSignals, specifically removing the extra
        free_2() in WAVE_OE_ME
      - Added conditional compile for stat() being available
    - Drop upstreamed old-gtk2 patch