EZP-21044: Added unit test for OptionsLoader
EZP-21044: Refactored OPTIONS routes generation
EZP-21044: Added Routing/OptionsLoader/Mapper test
EZP-21044: Added OptionsRouteCollectionTest
EZP-21044: Refactored Options route mapping
EZP-21044: Applied OptionsMapper refactoring to Loader
EZP-21044: Fixed a bug in Mapper