master
fix plugins soname + add oklab to transicc (experimental)
Update to latest autotools
Update copyright year
Fix failing CI tests: Cygwin action name, macOS ARM64 SSE2, Win32 calling convention
Restore CMSEXPORT on Formatter_15Bit_Factory; fix Win32 calling convention via cdecl wrapper
Port fixes from Artifex for memory leaks
Fix building on case sensitive mingw platforms
Version bump to 2.17