Merge pull request #453 from gerbv/fix/add-windows-msys2-and-macos-to…

…-website

Also add the MacOS and Windows MSYS2 artifacts to the webpage.

Merge pull request #405 from gerbv/fix/increase-library-number

Increase version number of the library

fix: Put version number into libgerbv.pc correctly.

Merge pull request #299 from gerbv/release/preparations

ci: add tag trigger and GitHub Release job

Release 2.10.0

Release 2.10.0-rc.1

Release 2.9.8

Release 2.9.8-rc.1

Release 2.9.7

Release 2.9.7-rc.1