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*6 March 2020*
* Fix mul Wikisource aliases (:phab:`T242537`, :phab:`T241413`)
* Let Site('test', 'test) be equal to Site('test', 'wikipedia') (:phab:`T228839`)
* Support of MediaWiki releases below 1.19 will be dropped (:phab:`T245350`)
* Provide mediawiki_messages for foreign language codes
* Use mw API IP/anon user detection (:phab:`T245318`)
* Correctly choose primary coordinates in BasePage.coordinates() (:phab:`T244963`)
* Rewrite APISite.page_can_be_edited (:phab:`T244604`)
* compat module is deprecated for 5 years and will be removed in next release (:phab:`T183085`)
* ipaddress module is required for Python 2 (:phab:`T243171`)
* tools.ip will be dropped in favour of tools.is_IP (:phab:`T243171`)
* tools.ip_regexp is deprecatd for 5 years and will be removed in next release
* backports.py will be removed in next release (:phab:`T244664`)
* stdnum package is required for ISBN scripts and cosmetic_changes (:phab:`T132919`, :phab:`T144288`, :phab:`T241141`)
* preload urllib.quote() with Python 2 (:phab:`T243710`, :phab:`T222623`)
* Drop isbn_hyphenate package due to outdated data (:phab:`T243157`)
* Fix UnboundLocalError in ProofreadPage._ocr_callback (:phab:`T243644`)
* Deprecate/remove sysop parameter in several methods and functions
* Refactor Wikibase entity namespace handling (:phab:`T160395`)
* Site.has_api method will be removed in next release
* Category.copyTo and Category.copyAndKeep will be removed in next release
* weblib module has been removed (:phab:`T85001`)
* botirc module has been removed (:phab:`T212632`)
* Bugfixes and improvements
* Localisation updates