BUG: module_system | orm -> fixed possible NpE
NEW: module_system | orm -> list-queries may be enriched with additional where restrictions
NEW: updated faqs and languages to make use of the new orm list loader
UPDATE: module_votings | votings -> removed the helper-method class_module_votings_voting::getAllAnswers(), now loaded via class_module_votings_answer::getObjectList()
Updated some objects to make use of the or mapper / the objectfactory
NEW: module_system | orm -> added a common cache-handler class_orm_rowcache, holding all rows usable for object inits. will replace some other caches, e.g. at class_rights