merge updates to esmf-weather-model

[mvertens]

Pull Request Summary

updates dev/unified to the EMC PR NOAA-EMC#780

Description

This PR updates dev/unified to the EMC PR NOAA-EMC#780
This PR MUST be accompanied by an accompanying PR to https://github.com/ESCOMP/WW3_interface which replaces hard coding of inputs to namelist input ww3_shel.nml .

Issue(s) addressed

None

Commit Message

updates dev/unified to the EMC PR NOAA-EMC#780

Check list

• Branch is up to date with the authoritative repository (NOAA-EMC) develop branch.
• Checked the checklist for a developer submitting to develop.
• If a version number update is required, checked the updating version number checklist.
• If a new feature was added, a regression test for testing the new feature is added.

Testing

• How were these changes tested?
• Are the changes covered by regression tests? (If not, why? Do new tests need to be added?)
• Have the matrix regression tests been run (if yes, please note HPC and compiler)?
• Please provide the summary output of matrix.comp (matrix.Diff.txt, matrixCompFull.txt and matrixCompSummary.txt):
• Please indicate the expected changes in the regression test output (Note the known list of non-identical tests).
• Please provide the summary output of matrix.comp (matrix.Diff.txt, matrixCompFull.txt and matrixCompSummary.txt):

[alperaltuntas]

This PR doesn't pass our tests, but I'll go ahead and merge it and then follow up with a PR that fixes issues.

[mvertens]

@alperaltuntas - thank you for your work on this.