Fix model startup when ndz == 1.
Fix last omic_misc commit to avoid levels where cloud top is below the land/sea cell.
Make sure nudging doesn't drive humidity negative when it is added to the total long-timestep tendency.
Workaround an issue with MPI on NCAR Cheyenne cluster, and delay MPI_WAIT untill we resend a buffer.
Avoiding accessing undefined arrays when cloud top is lower than land/sea cell.
Fix CMAQ indexing, and remove unused file.
Close small cells/faces for CFL stability.
Large set of CMAQ changes to update to version ...