Bump to v0.12.1

Bump ron to v0.12.0 (#591)

Bump ron to v0.11.0

Fix docs.rs build

Prepare for v0.9.0 release (#560)

Merge pull request #472 from juntyr/v0.8.1

Bump ron to v0.8.1

Merge pull request #399 from torkleyy/cleanup

Release 0.7.1

Update CHANGELOG and bump to 0.7.0

* Add missing entries from v0.6
* Bump version to 0.7.0 and add respective changelog entries

Fix CHANGELOG: remove new extension (#325)