3.1.0

• Upgraded Groovy to 4.0.0
• The javadoc artifact in Maven downloads now includes this project's groovydocs, which have been missing thus far

3.0.0

• Updated build scripts and moved to GitHub Actions from Travis CI.
• Renamed defaultValue() -> getDefaultValue() to align with Javabean conventions and work better with Groovy and other code-generation tools.
• Renamed UserPreferencesKey -> UserPreference.
• Renamed SystemPreferencesKey -> SystemPreference.

Preferences 2.0.0

• Project rewritten in Groovy
• Minimum Java version upped to 8
• Preferences object is no longer full of static methods, you now need to create an instance of one to use its methods.
• Unit tests added!
• Greatly simplified the public API by removing methods that are now redundant and making other methods automatic thus no longer requiring developer input.