Revert JDK 9 in CircleCI (#867)

1 file changed
tree: 60e5bd36dbd9e07b18bae0bade96ec9bac614228
  1. .circleci/
  2. .gitattributes
  3. .gitignore
  4. LICENSE
  5. docs/
  6. etc/
  7. pom.xml
  8. scripts/
  9. src/