Ability to override classes used to generate GroovyDoc (#91)
Ability to override GStringTemplates used for GroovyDoc (#105)
Ability to bind overridden properties (by binding project properties and/or session user properties) (#72)
Ability to load a script when launching GroovyConsole (#165)
Notes
Not tied to the release, but one notable addition to the documentation is examples of how GMavenPlus can be used with Spock & JUnit 4 and Spock & JUnit 5.
Getting help / reporting bugs
As usual, let me know of any bugs you encounter either on our user mailing list, GitHub issues, or Slack.