Update Readme.md

Author: SrinivasanTarget

README.md

@@ -29,4 +29,7 @@ Add following dependency to your pom.xml
 * getSimulatorState - Returns state of Simulator e.g `booted`, `shutdown`, etc
 * bootSimulator - Will boot the specified Simulator
 * install - Will install the application on Simulator
-* uninstall - Will remove the application from Simulator
+* uninstall - Will remove the application from Simulator
+* getSimulatorDetailsFromUDID - Retrives simulator details for given UDID
+* captureScreenshot - Captures screenshot for given UDID.
+* shutDownAllBootedSimulators - Shutdown all booted simulators