loadVariantsAuthors(sReference) {
			// the settings are available due to previous loadFlexData calls or
			// not available due to an async hint stating that no changes are available, thus also no author mapping needed
			const oSettings = Settings.getInstanceOrUndef();
			return oSettings?.getIsVariantAuthorNameAvailable() ? ApplyStorage.loadVariantsAuthors(sReference) : Promise.resolve({});
		}
Load the names of variants' authors for a given application.

@param {string} sReference - Flex reference of application
@returns {Promise<object>} Resolving with a list of maps between user's ID and name