State: cleanup from review
Filters: filter_interface_validate doesn't need to validate id

This method is to validate the driver and is called before the
handle is even initialized.  The lower drivers should validate
the ID using their specific method when appropriate and fail out
when it is invalid.
CF Filter: fixes from review
DCM: fixes from review
Filter: filter_infrastructure_se3 cleanup from review
FilterValidate: check required methods are defined in driver

Rest of the code does not verify this so we must validate the
driver fully.