EZP-21103: Refacted CreateContentType VOV - need test
EZP-21103: Refacted CreateContentTypeGroup VOV - need test
EZP-21103: Refactored ImageVariation VOV + added test
EZP-21103: Refactored LocationList VOV + added test
EZP-21103: Refactored CreatedLocation VOV - need test
EZP-21103: Refactored CreatedObjectState VOV - need test
EZP-21103: Refactored CreatedFieldDefinition VOV - need test
EZP-21103: Added forgotten LocationListTest VOV test
EZP-21103: Refactored RestContent VOV - need test