OPENAM-4502 Change rest logout version to 1.1

git-svn-id: https://svn.forgerock.org/openam/trunk@10582 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d
OPENAM-4496 CR-4601 Ensure anonymous access to the Sessions Endpoint for the actions of 'logout' and 'validate'.

git-svn-id: https://svn.forgerock.org/openam/trunk@10586 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d