updated README.md

Author: AnatolyUss

README.md

@@ -109,7 +109,7 @@ Or, if you have moved <code>config</code> folder out from Nmig's directory:<br /
 <br /><b>Note:</b> "logs_directory" will be created during script execution.</p>
 
 <h3>VERSION</h3>
-<p>Current version is 5.5.0<br />
+<p>Current version is 5.6.0<br />
 
 <h3>LICENSE</h3>
 <p>NMIG is available under "GNU GENERAL PUBLIC LICENSE" (v. 3) <br />