#457 : Add more tests for ToPreciseTraversable
#457 : Add more tests for ToPreciseTraversable

lukasz-golebiewski/shapeless,alexarchambault/shapeless,triggerNZ/shapeless,khronnuz/shapeless,wheaties/shapeless,isaka/shapeless,lambdista/shapeless,fthomas/shapeless,milessabin/shapeless,liff/shapeless