Make testip.php easily parseable

main/webservices/testip.php

@@ -3,5 +3,4 @@
 /**
  *  @package chamilo.webservices
  */
-echo htmlentities($_SERVER['REMOTE_ADDR'])."\n";
-echo '<br />This is your IP address, as detected by this server';
+echo htmlentities($_SERVER['REMOTE_ADDR']);