Add HETP aerosol thermodynamic submodule used in GEOS-Chem#907

lizziel wants to merge 1 commit intoGEOS-ESM:geos/latest_gccGEOS-ESM/GEOSgcm:geos/latest_gccfrom

geoschem:feature/ewlundgr/hetp_aerosol_thermodynamicsgeoschem/GEOSgcm:feature/ewlundgr/hetp_aerosol_thermodynamicsCopy head branch name to clipboard