ilastik/applets/nanshe/opNansheWaveletTransform.py: Specify stype for the Scale InputSlot.
ilastik/applets/nanshe/opNansheWaveletTransform.py: Exposed IncludeLowerScales on the operator.
tests/nanshe/testOpNansheWaveletTransform.py: Added a test for OpNansheWaveletTransform.