updated the email connector with the latest changes from Tishan (CONNECTORS-553)

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/branches/CONNECTORS-553@1542298 13f79535-47bb-0310-9956-ffa450edef68
updated the email connector with the latest changes from Tishan (CONNECTORS-553)

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/branches/CONNECTORS-553@1542299 13f79535-47bb-0310-9956-ffa450edef68