Added PermutationDecoder to notebook (#507)
Added PermutationDecoder to notebook (#507)


SnShine/aima-python,jo-tez/aima-python,aimacode/aima-python,SnShine/aima-python,Chipe1/aima-python,jo-tez/aima-python,Chipe1/aima-python,aimacode/aima-python