Fixes from Bill Putman and Atanas

based on AIST-nr_v2.0. Patched qs_table (from PR#992) in GEOSgcm_Grid…

…Comp. Added EndOfRun alarm

Based on GCMv12_rc4 with several changes from feature/wmputman/LM_v12…

…rc3_WMP

Merge pull request #9 from GEOS-ESM/feature/mmanyin/add_brown_carbon

include Brown Carbon for AOD; new location for MERRA2-GMI files

Merge pull request #5 from GEOS-ESM/feature/mmanyin/QUICKCHEM_v1

edited CHANGELOG