First alpha release of OpenFermion-Psi4. Release is mostly a fork of FermiLib-Plugin-Psi4 with adaptations to support OpenFermion instead of FermiLib.
Initial commit made on behalf of Ryan Babbush (Google), Jarrod McClean (Google), Ian Kivlichan (Harvard), Damian Steiger (ETH Zurich), Thomas Haner (ETH Zurich) and Dave Bacon (Google).