Create a branch to work on CONNECTORS-774.

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/branches/CONNECTORS-774@1521767 13f79535-47bb-0310-9956-ffa450edef68
Add proxy support to wiki connector.

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/branches/CONNECTORS-774@1523232 13f79535-47bb-0310-9956-ffa450edef68
Fix for CONNECTORS-774.

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/trunk@1523233 13f79535-47bb-0310-9956-ffa450edef68