New in 7.21.0

	* Fix bug #59021
	* Add headless test, which can be used by website developers to
	test LibreJS-compliance of their website
	* Fix license validation to check magnet link only for @license /
	@license-end method
	* Update documentation
	* Fix complaint dialog close bug
	(https://lists.gnu.org/archive/html/bug-librejs/2021-09/msg00002.html)
	* Fix @license-end detection to detect accept /* */ comments (bug
	#59533)
	* Add CECILL-2.0 and zlib license (bug #50682 and #53221)
	* Fix subresource integraty hash-busting bug (bug #62464 and #58131)

New in 7.20.3

	* Fix build by updating json files
	* Fix hanging on certain websites