Direct access to static constants

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/branches/4.3.x@1571512 13f79535-47bb-0310-9956-ffa450edef68
Direct access to static constants

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/branches/4.3.x@1571513 13f79535-47bb-0310-9956-ffa450edef68
Remove duplication of setUp() code

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/branches/4.3.x@1571517 13f79535-47bb-0310-9956-ffa450edef68
Remove duplication of setUp() code
Avoid name hiding

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/branches/4.3.x@1571518 13f79535-47bb-0310-9956-ffa450edef68