httpclient 4.3.6

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9762 5f5364db-9458-4db8-a492-e30667be6df6
more or less rewritten select option handling; many more detailed tests added

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9763 5f5364db-9458-4db8-a492-e30667be6df6