facts: unify CLIPS object iteration protocol
facts: unify CLIPS object iteration protocol

Iterating over the objects returns just its data.

Previously, ImpliedFacts contained their template name as first entry
of the iterable.

Signed-off-by: Matteo Cafasso <43c758619f0ced9dc5c51a50803f3466c86e4c3d@gmail.com>

noxdafox/clipspy,noxdafox/clipspy