ios_xcuitest.md in appium_lib-9.6.0

- old
+ new
@@ -6,9 +6,13 @@
     - [Migrating your iOS tests from UIAutomation](https://github.com/appium/appium/blob/v1.6.2/docs/en/advanced-concepts/migrating-to-xcuitest.md)
 - Mobile gestures for XCUITest
     - [ios-xctest-mobile-gestures](https://github.com/appium/appium/blob/master/docs/en/writing-running-appium/ios-xctest-mobile-gestures.md)
     - Required Appium1.6.4+
 
+## Run tests on Multiple Simulators with Xcode 9
+- https://github.com/appium/appium-xcuitest-driver/tree/master/test/functional/parallel
+- https://github.com/appium/ruby_lib/tree/master/ios_tests/parallel
+
 ## find elements
 - supported elements by find_element are:
     - [appium-xcuitest-driver](https://github.com/appium/appium-xcuitest-driver/blob/master/lib/commands/find.js#L17)
         - [locatorStrategies](https://github.com/appium/appium-xcuitest-driver/blob/95886f1118d71fe950768f8262179d3608b40fc7/lib/driver.js#L81)
     - [WebDriverAgent](https://github.com/facebook/WebDriverAgent/blob/8346199212bffceab24192e81bc0118d65132466/WebDriverAgentLib/Commands/FBFindElementCommands.m#L111)