Polylang Pro 3.6.5

* Pro: Fix slow admin in case the translations update server can't be reached
* Pro: Fix value not correctly translated for ACF clone fields in repeater
* Fix strings translations mixed when registered via the WPML compatibility.

* Pro: Fix Yoast SEO sitemap for inactive languages when using subdomains or multiple domains
* Fix fatal error in combination with Yoast SEO and Social Warfare
* Fix post type archive url in Yoast SEO sitemap

* Pro: Remove all languages files. All translations are now maintained on TranslationsPress
* Pro: Move the languages metabox to a block editor plugin
* Pro: Better management of user capabilities when synchronizing posts
* Pro: Separate REST requests from the frontend
* Pro: Copy the post slug when duplicating a post
* Pro: Duplicate ACF term metas when terms are automatically duplicated when creating a new post translation
* Pro: Fix hierarchy lost when duplicating terms
* Pro: Fix page shared slugs with special characters
* Pro: Fix synchronized posts sharing their slug when the language is set from the content
* Pro: Fix PHP warning with ACF Pro 5.8.1
* Pro: Fix ACF clone fields not translated in repeaters
* Better management of user capablities when synchronizing taxonomies terms and custom fields
* Extend string translations search to translated strings #207
* Update plugin updater to 1.6.18
* Honor the filter `pll_flag` when performing the flag validation when creating a new language
* Modify the title and the label for the language switcher menu items #307
* Add support for international domain names
* Add a title to the link icon used to add a translation #325
* Add a notice when a static front page is not translated in a language
* Add support for custom term fields in wpml-config.xml
* Add filter `pll_admin_languages_filter` for the list of items the admin bar language filter
* Add compatibility with WP Offload Media Lite. Props Daniel Berkman
* Yoast SEO: Add post type archive url in all languages to the sitemap
* Fix www. not redirected to not www. for the home page in multiple domains #311
* Fix cropped images not being synchronized
* Fix auto added page to menus when the page is created with the block editor
* Fix embed of translated static front page #318
* Fix a possible infinite redirect if the static front page is not translated
* Fix incorrect behavior of action 'wpml_register_single_string' when updating the string source
* Fix fatal error with Jetpack when no languages has been defined yet #330
* Fix a conflict with Laravel Valet. Props @chesio. #250
* Fix a conflict with Thesis.
* Fix a conflict with Pods in the block editor. Props Jory Hogeveen. #369
* Fix fatal error with Twenty Fourteen introduced in version 2.5.4. #374