/**
 * @defgroup COMMON
 * @{
 *   @defgroup ITER Iterators & collections
 *   @defgroup STRINGS String manipulation
 *   @defgroup VALID Validation
 *   @defgroup ERRORS Errors
 *   @defgroup Reporters
 *   @defgroup Debug
 *   @defgroup Memory
 * @}
 *
 * @defgroup OVAL
 * @{
 *   @defgroup OVALAGENT OVAL Agent
 *   @defgroup OVALDEF OVAL Definitions
 *   @defgroup OVALSYS OVAL System Characteristics
 *   @defgroup OVALRES OVAL Results
 *   @defgroup OVALDIR OVAL Directives
 *   @defgroup OVALVAR OVAL External Variable Binding
 *   @defgroup PROBES System checking mechanism - probes
 *   @{
 *      @defgroup PROBEINTERFACE Library-side probe interface
 *      @defgroup PROBEHANDLERS Probe handler API
 *      @defgroup PROBESESSION Probe session API
 *      @defgroup PROBEAPI Common probe API - object, entity, item manipulation
 *      @defgroup SEXPRESSIONS SEAP and S-expression API
 *   @}
 * @}
 */