wpDiscuz Core Plugin 7.6.26

* Fixed: wpDiscuz menu icons styling issues
* Fixed: Undefined array key "is_rate_editable"

* Added: New function. isBanned() and checking if voter is banned or not
* Added: New option to enable/disable rates editing
* Added: New phrase for rate edit confirmation popup
* Added: Rate edit functionality
* Added: wpDiscuz icon on the backend and the admin bar menu items
* Fixed: Vulnerability with WordPress social login

* Fixed: Issue with "bulk delete comments" via link in the email