WP-3415 Added code to handle authorization checking before triggering download from Alfresco
WP-3480 Added an empty check for free_case value
WP-3413 Added new function gsb_cmis_get_alfresco_doc() to stream docs
WP-3413 Changed saml auth checking to just call simplesaml_auth_login_check()
WP-3413-1 Added new function gsb_cmis_check_simplesaml_auth()
WP-3413-1 Changed url for get-alfresco-doc