Unlock type

Code: caps.setCapability("unlockType",pattern);
"Used to select a method of unlocking the device.If set to null, 
the Appium Settings App is used to unlock the device. For how to 
unlock via PIN or Pattern see: 
https://github.com/appium/appium-android-driver/blob/master/docs/UNLOCK.md"
Value: Pin / Password / Finger print / Pattern