Release 3.1.2
- Update log formatting for constant-width severity, which makes tracing indented logs simpler.
- Update PDD info in the README.
- Allow other options to be used when serializing results in
be_equivalent_graphalong withbaseandprefixes, which are passed todump. - Add development runtime on rexml, which seems to be needed for ruby-head and is used for webmock/crack.
- Run CI on GitHub.