Fix CONNECTORS-966 for gridfs connector

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/trunk@1603270 13f79535-47bb-0310-9956-ffa450edef68
Fix CONNECTORS-966 for hdfs connector

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/trunk@1603272 13f79535-47bb-0310-9956-ffa450edef68
Fix CONNECTORS-966 for jcifs connector

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/trunk@1603275 13f79535-47bb-0310-9956-ffa450edef68
Fix CONNECTORS-966 for jdbc connector

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/trunk@1603276 13f79535-47bb-0310-9956-ffa450edef68