nanshe/nanshe/expanded_numpy.py: Change slicing computation for roll to be a bit more generalized.
nanshe/nanshe/expanded_numpy.py: Change slicing computation for roll to be a bit more generalized.

nanshe-org/nanshe,DudLab/nanshe,jakirkham/nanshe,DudLab/nanshe,nanshe-org/nanshe,jakirkham/nanshe