Trailing space

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1571448 13f79535-47bb-0310-9956-ffa450edef68
Javadoc

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1571452 13f79535-47bb-0310-9956-ffa450edef68
General tidy

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1571453 13f79535-47bb-0310-9956-ffa450edef68