Asking getFreeEnergyDifferences to return theta for backwards compatibility with older pymbar versions.
Asking getFreeEnergyDifferences to return theta for backwards compatibility with older pymbar versions.

wesbarnett/alchemical-analysis,halx/alchemical-analysis,hainm/alchemical-analysis,MobleyLab/alchemical-analysis,FEPanalysis/alchemical-analysis-OLD