Changes string for wrong password to show and server/realm.

resources/languages/resources.properties

@@ -60,7 +60,7 @@ service.gui.ARE_NOW=You are now {0}
 service.gui.AT=at
 service.gui.AUTHORIZE=&Authorize
 service.gui.AUTHORIZATION_ACCEPTED=contact has accepted your authorization request.
-service.gui.AUTHENTICATION_FAILED=Authentication failed. The password you entered is not valid.
+service.gui.AUTHENTICATION_FAILED=Authentication failed for {0}. The password you entered is not valid.
 service.gui.AUTHENTICATION_REQUESTED=Authentication requested
 service.gui.AUTHENTICATION_REQUESTED_SERVER=The {0} server has requested your authentication.
 service.gui.AUTHENTICATION_REJECTED=contact has rejected your authorization request.

src/net/java/sip/communicator/impl/gui/main/login/DefaultSecurityAuthority.java

@@ -63,7 +63,7 @@ public UserCredentials obtainCredentials(
         {
             errorMessage
                 = GuiActivator.getResources().getI18NString(
-                    "service.gui.AUTHENTICATION_FAILED");
+                    "service.gui.AUTHENTICATION_FAILED", new String[]{realm});
         }
 
         AuthenticationWindow loginWindow = null;