v9.27.0

ModelingToolkit v9.27.0

Diff since v9.26.0

Merged pull requests:

• feat: implement new discrete saving functionality (#2728) (@AayushSabharwal)
• Add tests of various features (#2806) (@TorkelE)
• fix: allow vector defaults in @mtkmodel (#2830) (@ven-k)
• fix: fix edge cases with metadata dumping, add tests (#2836) (@AayushSabharwal)
• Rename @mtkmodel... docs and add a section describing @mtkbuild (#2890) (@ven-k)
• fix: fix remaking scalarized array parameters with non-scalarized symbolic map (#2897) (@AayushSabharwal)
• CompatHelper: bump compat for SymbolicUtils to 3 for package docs, (keep existing compat) (#2901) (@github-actions[bot])
• Use subs_constants in generate_control_function (#2904) (@aml5600)

Closed issues:

• remake fails with ERROR: ArgumentError: ... is neither an observed nor an unknown variable. (#2757)
• Cannot provide vector parameter values to remake for scalarised system (#2804)
• Cannot provide default value for array parameter (#2810)
• Cannot simulate SDEs with static array parameters/initial conditions (#2851)
• Array-valued parameters are not interpreted correctly when creating ODESystem (#2876)
• @constants not defined in generate_control_function output (#2896)