Usage.md

 1) Download & make executable
 
 ````bash
-wget https://raw.githubusercontent.com/UltimateByte/plesk_mail_autoconfig/master/plesk_mail_autoconfig.sh && chmod +x plesk_mail_autoconfig.sh
+wget https://raw.githubusercontent.com/HaiSoftSARL/plesk_mail_autoconfig/master/plesk_mail_autoconfig.sh && chmod +x plesk_mail_autoconfig.sh
 ````
 
 2) Configure