wok-current log transfig/receipt

age author description
2017-02-20 Pascal Bellard xfig, transfig: use png_set_dither with libpng
2017-02-16 Pascal Bellard transfig: update for libpng >= 1.4.1
2013-12-05 Pascal Bellard Add some licenses
2013-03-24 Pascal Bellard Add transfig