Changes for version 0.19 - 2017-03-07
- "week_start_day" parameter no longer marked "for internal use".
- Fix "week day" examples. Pointed out by Eric Jensen and Zefram in a thread started by Andrew Martin in firstname.lastname@example.org
- Clarify that week_start_day defaults to "1mo", except for yearly recurrences that default to "mo". Patches by David Steinbrunner.
- Updated contact email.
DateTime::Set extension for create basic recurrence sets