Features

• Add feature detection of Unicode properties entities' support. (21c0f6b)
• Allowed specifying editor content language in Locale. Implemented the (UI and content) language direction discovery in Locale. Implemented Locale#uiLanguage, Locale#uiLanguageDirection, Locale#contentLanguage, and Locale#contentLanguageDirection properties. See ckeditor/ckeditor5#1151. (91c95f3)

Other changes

• The issue tracker for this package was moved to https://github.com/ckeditor/ckeditor5/issues. See ckeditor/ckeditor5#1988. (71469ac)
• Removed the CKEditor 5 logger and its usage. Part of ckeditor/ckeditor5#383. (584ef1d)

BREAKING CHANGES

• TheLocale() constructor arguments syntax has changed. Please refer to the API documentation to learn more.
• The Locale#language property has been deprecated by Locale#uiLanguage. Please refer to the API documentation to learn more.
• Removed the CKEditor 5 logger utility.