Release version 0.5.1 (#186)

Update to version 0.5.0 (#183)

Update version to 0.4.3 (#162)

Release version to 0.4.2 (#145)

Bugfix release 0.4.1 (#131)

Support nil tokens in parser (#128)

- lexer can generate nil tokens
- values with nil tokens ignored in arrays and key-value pairs

Bump version to 0.3.1

Update install-mod.py (#60)

Update python to python3 which is consistent with requirements for meson.

(cherry picked from commit 2b078a5)

Release version 0.3.0 (#106)

Bump version to 0.2.3 (#57)