Summary of user-affecting changes to PALM

(e.g. palmrun/palmbuild options/variables, .palm.iofiles, Namelist names and parameters, rrtmg changes require new build of rrtmg, etc)

• palmrun/palmbuild options -h and -d will be renamed -c and -r
• etc

Summary of relevant code changes, new features

• ocean code has been modularized and put into new file ocean_mod.f90. Turbulence generation by wave breaking, as well as the Stokes drift have been implemented in the default code. New namelist ocean_parameters
• new module for processing chemistry emissions (chem_emissions_mod.f90)
• introduced changes to date_and_time_mod for calculations of time indices such as hour of the day or month of the year, according to the running time of the simulation
• change 2
• etc