Release version to 2.0.2

Fix `matches Pattern if condition` test case

Improve readme & changelog. Publish version 2.0.0.

Update README. Move most of technical documentation to our wiki.

Publish version 1.2.3

Bump version to 1.2.2

Bump MSRV to 1.49. Adjust template. Release 2.0.0-rc2

Update changelog, publish 2.0.0-rc1

Publish V1.2.1

Release "1.2.0"