Increments either brightness or contrst by the specfied value.
Namespace: Panel.Screen
Void IncrementScreenSetting(Int32, Single)
http://[ip]:4430/titan/script/Panel/Screen/IncrementScreenSetting
index: 0 = Contrast, 1= Brightness
value: An increment betweeen -1 and 1 to add to the existing value. A negative value will decrement the value.