+ deprecated json field support (-> obsolete)
+ event with dictionary support
+ updated sample not to use deprecated command (SetVisibleSizeCommand ->
SetDeviceMetricsOverrideCommand)

.. so user does not have to use cast on every command result that
returns something interesting

turned off auto ping to prevent from disconnecting every 60 seconds

- Set NullValueHandling to NullValueHandling.Ignore, so that null values are not serialized
- If .NET primitive types (like bool or long) are optional, use nulltable types, so that they can be ignored when serializing

If the C# enum name does not match the JSON value, add an EnumMember attribute to ensure the mapping is done properly

Use a custom contract resolver in the CommandResposeFactory, to ensure that properties with private setters have their values set, too.

Add support for iOS devices. Create separate namespaces for the Chrome and iOS versions of the WebKit debugger protocol.