Release newer patch version for PyPI?

Hi,

it would be great if you could release a newer version (1.6.2 I guess) that includes the fixes from #894, because that would make it much easier to work with THC in OpenFermion installed directly from PyPI.

Thanks a lot in advance!

[ncrubin]

@mhucka yeah we should cut a new release

[mhucka]

This is now done, finally.