Reverted previous change

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1512263 13f79535-47bb-0310-9956-ffa450edef68
Added test cases for ProtocolExec and RedirectExec

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1512264 13f79535-47bb-0310-9956-ffa450edef68