Release of Version 2.4.0
Pre-release
Pre-release
Changed
- Support rake version 11.0 or higher&rspec version 3.4.0 or higher
- Fix title of README
- Change a test with github actions
- Made it possible to run tests on ubuntu-18.04 and ubuntu-20.04
- Fix the homepage entry in predictor.gemspec
BREAKING CHANGES
- Ruby 2.1 ~ 2.5 will no longer be supported because of eol