Replace magic number (200) with HttpStatus.SC_OK.

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk@1459319 13f79535-47bb-0310-9956-ffa450edef68
Replace magic number (200) with HttpStatus.SC_OK.

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk@1459320 13f79535-47bb-0310-9956-ffa450edef68
Add missing Javadoc tag.

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk@1459322 13f79535-47bb-0310-9956-ffa450edef68
Change spelling of lvar statuscode -> statusCode.

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk@1459324 13f79535-47bb-0310-9956-ffa450edef68