The wagon will now use the user credentials configured in the
settings.xml file. Funny how long this wagon survived without
supporting this essential wagon functionality =).
There is a small fix/hack in the wagon.resourceExists to handle checks
whether some resource is directory or not more gracefully. More
information can be found here
http://svnkit.com/tracker/view.php?id=410
and here
http://jira.codehaus.org/browse/WAGON-110 .