OPENAM-3659 and OPENAM-3660: OAuth2 auth module uses HttpServletRequest.getRequestURL() to construct ORIG_URL cookie (CR-3379)

git-svn-id: https://svn.forgerock.org/openam/trunk/openam@8671 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d
Fix for OPENAM-2673, review CR-3256. Make use of Apache Santuario for XML Signature API.

git-svn-id: https://svn.forgerock.org/openam/trunk/openam@8672 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d