Improvements and fixes.
- [Improvement] Now we check for sudo/root privileges before installation.
- [Improvement] Sites list now includes parked and reverse-proxy sites.
- [Improvement] Messages and colors improved.
- [Improvement] Domain name check improved.
- [Fixed] Case insensitive arguments removed feature. Issues with timezone, httpauth and config-cache.
- [Fixed] Sites delete-all infinite-loop when DB password was wrong for localhost.