Don't free params unless the refcount is zero.
Don't free params unless the refcount is zero.

ExpResults/partial-crfsuite,Maluuba/crfsuite,ExpResults/partial-crfsuite,ExpResults/partial-crfsuite,ExpResults/partial-crfsuite,Maluuba/crfsuite,Maluuba/crfsuite,Maluuba/crfsuite,ExpResults/partial-crfsuite,ExpResults/partial-crfsuite,Maluuba/crfsuite,Maluuba/crfsuite