loadFeatures(mPropertyBag) {
			if (this.settings) {
				return Promise.resolve({response: this.settings});
			}
			var sFeaturesUrl = InitialUtils.getUrl(this.ROUTES.SETTINGS, mPropertyBag);
			return InitialUtils.sendRequest(sFeaturesUrl, "GET", {initialConnector: this}).then(function(oResult) {
				return oResult.response;
			});
		}
Called to get the flex features.
@param {object} mPropertyBag - Property bag
@returns {Promise<object>} Promise resolves with an object containing the flex features