import from HNS - add archive string menu point

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/simplewebkit/trunk@38164 72102866-910b-0410-8b05-ffd578937521
import from HNS: fix warnings

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/simplewebkit/trunk@38165 72102866-910b-0410-8b05-ffd578937521