Simulated button support is broken
Homebridge reports the following problem for virtual device with the device type "Simulated Button":

[1/24/2017, 6:22:14 AM] [SmartThings] Device Skipped - Group unknown, Name Simulated Button, ID 21e1671a-b32e-4384-b1ce-8eed970d7b46, JSON: {"name":"Simulated Button","deviceid":"21e1671a-b32e-4384-b1ce-8eed970d7b46","capabilities":{"Button":1,"Sensor":1,"Actuator":1},"commands":{"push1":[],"hold1":[]},"attributes":{"button":"pushed","numberOfButtons":null}}
