Some minor improvements and fixes.
- [Improvement] Support for PHP v7.4.
- [Improvement] Proxy site now has support for external URL's.
- [Improvement] Now we always check if user has sudo/root priviliges.
- [Improvement] External-API now has a check point after successfull Webinoly update process.
- [Improvement] Better messages for server-reset command.
- [Improvement] Tools-port code improved.
- [Improvement] www-data login code improved.
- [Improvement] External lists updated.
- [Improvement] Now we have an option to reset tools-site.
- [Improvement] Now users can not delete site assigned as tools-site (error prevention).
- [Improvement] PHP purge now removes tools-site from nginx and also xdebug package was removed.
- [Improvement] Site creation process now check for possible conflicts with tools-site and default-site.
- [Improvement] Warning message when a site is created using a non-valid TLD.
- [Improvement] Better message for WP cache plugins.
- [Fixed] Parked site should not ask for WP cache plugins installation.