CMake

On the 'utf8-cmdline-prototype' branch: sync with trunk. #514

Job	Run time
Linux, shared, with tests	3m 48s
Windows, shared, x86	15m 27s
Windows, static, x64, with tests	21m 49s
Windows, shared, x64, with tests	28m 43s
Windows, shared, x64, vs2022, with tests	30m 4s
Mac OS	8m 31s
	1h 48m 22s

Provide feedback