Split out objectMask/filter headers

![image](https://user-images.githubusercontent.com/7408017/175196615-e8b0abe3-bd85-4cd1-bbd9-b93ffb0fe51c.png)


Split that into something like 

[ObjectMasks](https://sldn.softlayer.com/article/object-masks/) [SoftLayer_Virtual_Guest Datatype](https://sldn.softlayer.com/reference/datatypes/SoftLayer_Virtual_Guest)

And something similar for objectFilters