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New features:
* Added Hijri Calendar support.
* Added settings for better control over parsing dates.
* Support to convert parsed time to the given timezone for both complete and relative dates.
Improvements:
* Fixed problem with caching :func:`datetime.now` in :class:`FreshnessDateDataParser`.
* Added month names and week day names abbreviations to several languages.
* More simplifications for Russian and Ukrainian languages.
* Fixed problem with parsing time component of date strings with several kinds of apostrophes.