adding new interface function for the announcement of required OCDB objects and

adding new interface function for the announcement of required OCDB objects and
implemented a check for the objects in the component initialization

/**
 * Get a list of OCDB object description.
 * The list of objects is provided in a TMap
 * - key: complete OCDB path, e.g. GRP/GRP/Data
 * - value: short description why the object is needed
 * Key and value objects created inside this class go into ownership of
 * target TMap.
 * @param targetMap   TMap instance receiving the list
 * @return void
 */
virtual void GetOCDBObjectDescription( TMap* const targetArray);