wok log libspectre/receipt

age author description
2022-03-21 Hans-G?nter Theisgen updated libspectre (0.2.7 -> 0.2.9)
2022-02-14 Pascal Bellard Add some current_version
2014-05-09 Aleksej Bobylev Up: poppler (0.26.0); Add: copyq, libspectre, qpdfview (currently need debug).