Returns a string containing a device specific string, this will be different for each platform, for example on Windows it will return the OS version "vista, "7", "xp", etc. On iOS it will return the iOS device name "ipad1,1", "ipod2,1", "iphone1,2", etc. For Android it will return the device model "nexus 7", etc. For Mac it will return the OS version "10.7", "10.8", etc. This string will always be lower case
string GetDeviceType()