Removed duplicate entry

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1519407 13f79535-47bb-0310-9956-ffa450edef68
Removed website resources

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1519408 13f79535-47bb-0310-9956-ffa450edef68
Removed outdated content

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1519410 13f79535-47bb-0310-9956-ffa450edef68