Some minor fixes and improvements.
- [Fixed] Error 404 in some cases when WP cache disabled.
- [Fixed] SWAP not working after reboot in some specific cloud providers.
- [Fixed] Redis not starting after reboot in some specific cloud providers.
- [Fixed] Default-site command failing in some cases where default nginx conf file was removed.
- [Fixed] SSL command not working with old syntax and root-path.
- [Improvement] Now we use our own API for better stats.