Modified logging of javax.security.sasl.SaslException to be logged in...

Modified logging of javax.security.sasl.SaslException to be logged in debug.log instead of warn.log.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@4814 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/wildfire/net/SASLAuthentication.java

@@ -262,7 +262,7 @@ public class SASLAuthentication {
                                 }
                             }
                             catch (SaslException e) {
-                                Log.warn("SaslException", e);
+                                Log.debug("SaslException", e);
                                 authenticationFailed(session);
                                 status = Status.failed;
                             }