Squashed commit of the following:

commit ec3edcb
Merge: c635996 d18a6e2
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Tue Aug 22 15:55:39 2023 -0600

    Merge pull request #28 from mark-petersen/mark-petersen/omega/design-omega0-sw

    Omega-0 Design Document: Requirements and Testing only

    This PR adds the design document for Omega-0, which will solve the shallow water equations with identical vertical layers and inactive tracers. It only includes the sections on Overview, Requirements, and Testing. Sections on Algorithmic Formulation and Design will be added in a subsequent PR.

commit d18a6e2
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Mon Aug 21 10:25:05 2023 -0600

    add sentence to testing

commit 94dc85e
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Thu Aug 17 07:02:57 2023 -0600

    Add wind stress, boundary condition, and table of variables

commit 3b8e777
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Wed Aug 16 10:24:49 2023 -0600

    Updates after suggestions by Xylar, Luke, Carolyn, and Steve (thanks!)

commit 34b4779
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Tue Jul 18 06:09:44 2023 -0600

    Finish requirements, test cases, refs

commit 5677917
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Tue Jul 18 06:03:36 2023 -0600

    Suggestions after 7/17 Omega meeting

commit 41386ea
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Sun Jul 16 13:31:06 2023 -0600

    First draft before Omega meeting

commit 0572cef
Author: Mark Petersen <mpetersen@lanl.gov>
Date:   Sun Jul 16 13:10:12 2023 -0600

    Copy template