Disable attribute filtering

[Rod Widdowson]

> At least I don't think there is, but it is possible to do some weird stuff in the filter by mixing in Policy rules in place of Matchers so it's possible there's a way.
> 
I think it would be mind bending and involve NOT ing an matcher  for an attribute ID that will never exist.  I would hate to inherit that…

I believe the documentation to be very explicit on the semantics (and why they get weird)