wpDiscuz Core Plugin 7.6.26

* Added: A new hook "wpdiscuz_generate_thumbnails_check" to disable thumbnails generation cron
* Added: A new JS event on comment post "wpdiscuz_comment_posted"
* Fixed: Filtering buttons now visible if there is at least one comment
* Fixed: Security issue, if reach editor and quick tags are disabled clean all HTML from comment content

* Fixed: Regenerate comment attachments metadata via WP Cron

* Added: wpDiscuz custom ajax now supports media uploading
* Added: New hooks (wpdiscuz_user_can_view_fields, wpdiscuz_user_can_view_field) to control custom fields visibility, check out [docs](https://wpdiscuz.com/docs/codex/filters/) for more info
* Added: A new option that will allow to control uploaded images thumbnails generation via WP cron job or immediately, default: enabled