OPENAM-3454/CR-2826 - Updated Admin and Dev Guides with a small note that user sessions should be deleted when removing a user profile.

git-svn-id: https://svn.forgerock.org/openam/trunk/openam@7782 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d
CR-2815 review comments from Mike Jang

git-svn-id: https://svn.forgerock.org/openam/trunk/openam@7784 0f4defcf-c51a-4c67-9f44-6fb5eba73c5d