Update http servlet integration

git-svn-id: https://svn.forgerock.org/openig/branches/http-framework@615 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Using functional lists for filter chains

git-svn-id: https://svn.forgerock.org/openig/branches/http-framework@616 dbb9e58e-28e6-4ce0-90e8-f11d9605b710