[OPENIDM-1875] Doc for OpenAM sample (SSO for OpenIDM)

git-svn-id: https://svn.forgerock.org/openidm/trunk@3811 d98387aa-ee2c-4292-a9e6-504d2a719fd3
[OPENIDM-2114] Conflicting recommendations, PUT v POST

git-svn-id: https://svn.forgerock.org/openidm/trunk@3812 d98387aa-ee2c-4292-a9e6-504d2a719fd3