checkPermissivePrivacyControlLevel.RdThis serverside function check that the server is running in "permissive" privacy control level.
checkPermissivePrivacyControlLevel(privacyControlLevels)is a vector of strings which contains the privacy control level names which are permitted by the calling method.
Tests whether the R option "datashield.privacyControlLevel" is set to "permissive", if it isn't will cause a call to stop() with the message "BLOCKED: The server is running in 'non-permissive' mode which has caused this method to be blocked".