* src/3rd/png/Makefile
* src/3rd/png/*
* updated to 1.5.12 (from 1.5.11) using 3rdpatch.hb
(no change in actual png source code, the vulnerability
didn't affect Harbour as it was build related)
* src/3rd/png/Makefile
* src/3rd/png/*
* updated to 1.5.12 (from 1.5.11) using 3rdpatch.hb
(no change in actual png source code, the vulnerability
didn't affect Harbour as it was build related)