Update README.md

Author: adriancs2

README.md

@@ -134,3 +134,6 @@ DateTime conversion between MySQL and .NET Framework. In MySQL, there are variou
 ```
 server=localhost;user=root;pwd=mypwd;charset=utf8;convertzerodatetime=true;
 ```
+
+----
+MySqlBackup.Net is licensed under the [The Unlicense](https://github.com/MySqlBackupNET/MySqlBackup.Net/blob/master/LICENSE).