fix jitting :-(
fix jitting :-(

at some point this got lost, probably during the introduction of
CaseLambdas(?). Hope it has no other effects than making church
encoding stuff fast. Fixes #100

pycket/pycket,samth/pycket,vishesh/pycket,krono/pycket,magnusmorton/pycket,krono/pycket,vishesh/pycket,samth/pycket,krono/pycket,cderici/pycket,cderici/pycket,magnusmorton/pycket,samth/pycket,pycket/pycket,magnusmorton/pycket,pycket/pycket,cderici/pycket,vishesh/pycket