Added a test for autolearn

git-svn-id: https://svn.apache.org/repos/asf/spamassassin/trunk@1436371 13f79535-47bb-0310-9956-ffa450edef68
small tweak to remove stderr redir and debug

git-svn-id: https://svn.apache.org/repos/asf/spamassassin/trunk@1436374 13f79535-47bb-0310-9956-ffa450edef68