* Switch Persian calendar to astronomical computation (was non-canonical algorithmic method)
* Fix inappropriate uses of trunc, which caused several errors before the Julian Day epoch (#39, #40, #42)
* Fix bug in julian.leap (#43)
* Add official suppport and tests for Python 3.9
* Raise ValueError for attempted conversion of dates before the Mayan epoch
* Fix bug in Bahai calculations during Ayyám-i-Há (#32). Thanks @chiuczek
* Regularize variable names:
* coptic: rename MONTH_NAMES to MONTHS, rename DAY_NAMES to WEEKDAYS
* french_republican: add MONTHS
* mayan: rename HAAB_MONTHS to HAAB, rename TZOLKIN_NAMES to TZOLKIN
* Add some Jewish and Islamic holidays to holidays: shemini_azeret, lag_baomer, tu_beshvat, tisha_bav, ramadan, ashura, eid_alfitr, eid_aladha
* Add docs. See https://convertdate.readthedocs.io/
* Fix December 31st bug in ordinal (#34)
* Add Indigenous Peoples' Day and Juneteenth to holidays, deprecate Columbus day
- Switch to using pytest
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-convertdate?expand=0&rev=13