Preparing new release

  1. Merge all outstanding branches into master.
  2. Checkout master branch. All subsequent operations will be performed there.
  3. Update source:README.md: update Features and Changelog.
  4. Bump plugin version number in source:init.rb.
  5. Create git tag with new version number.
  6. Commit/push changes.
  7. Update plugin information on https://redmine.org/plugins/issue-recurring