Sys: add PetscCIntCast()

revert sources to dev
- reset PETSC_VERSION_RELEASE
- reset doc/changes/dev.rst

release: set petsc v3.22.0 strings

doc: fix formatting

Merge branch 'knepley/feature-plex-hdf5-opt' into 'main'

IS+HDF5: Add run-length compression to IS I/O

See merge request petsc/petsc!7862

Merge branch 'mixed_type_of_elements_for_partitionning_and_overlap' into 'main'

Add results for the mixed element types test for partitionning and ovelap...

See merge request petsc/petsc!7877

IS+HDF5: Add run-length compression for arithmetic progressions to IS I/O
- Add DMPlexGetDepthStratumGlobalSize()
- Add name and compression info to HDF5ReadCtx
- Add compression argument to PetscVie

IS+HDF5: Add run-length compression for arithmetic progressions to IS I/O
- Add DMPlexGetDepthStratumGlobalSize()
- Add name and compression info to HDF5ReadCtx
- Add compression argument to PetscViewerHDF5ReadSizes_Private() and PetscViewerHDF5Load_Internal()
- Gather compressed info to all procs when loading
- Set name for local coordinates
- Add logging
- Add -is_view_compress to turn off compression
- Add -dm_plex_view_coordinate_section to just output coordinates
- Add -dm_plex_view_labels to turn off label output
- Support loading coordinates without section

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Merge branch 'jczhang/2024-09-27/add-PetscOptionsGetBool3' into 'main'

Add PetscOptionsGetBool3()

See merge request petsc/petsc!7888

Sys: add PetscOptionsGetBool3()

Merge branch 'barry/2024-09-21/add-mpiuni-allow-multiprocess-launch' into 'main'

Add -mpiuni-allow-multiprocess-launch with MPIUni for special use case.

See merge request petsc/petsc!7856

Plex: Add DMPlexBuildFromCellSectionParallel() and DMPlexCreateFromCellSectionParallel()

Merge branch 'jrwrigh/cgns_parallel_io' into 'main'

CGNS: Add parallel Plex building, VecLoad, and more

See merge request petsc/petsc!7826

cgns: Add parallel Plex read, VecLoad, etc.

- Parallel Plex building with `-dm_plex_cgns_parallel`
- Parallel solution reading via `VecLoad()`
- Added `PetscViewerCGNSOpen()`
- Added `PetscViewerCGN

cgns: Add parallel Plex read, VecLoad, etc.

- Parallel Plex building with `-dm_plex_cgns_parallel`
- Parallel solution reading via `VecLoad()`
- Added `PetscViewerCGNSOpen()`
- Added `PetscViewerCGNSGetSolution{Time,Name}()`,
`PetscViewerCGNSSetSolutionIndex()`

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Add -mpiuni-allow-multiprocess-launch with MPIUni for special use case.

Reported-by: Alexandre Halbach <alexandre.halbach@gmail.com>

Merge branch 'barry/2024-09-17/fix-petsccallmpi-misuse' into 'main'

Introduce PetscCallReturnMPI() to check for PETSc errors in PETSc provided MPI callpacks

See merge request petsc/petsc!7844

Introduce PetscCallReturnMPI() to check for PETSc errors in PETSc provided MPI callpacks.

Merge branch 'jczhang/2024-09-05/feature-mat-get-vpb' into 'main'

PC: add new mat ops MATOP_GET_{BLOCK, VBLOCK}_DIAGONAL

See merge request petsc/petsc!7811

SYS: Add PetscRandomSetOptionsPrefix

Fix MPIU_* routines to always return MPI error codes and thus be usable with PetscCallMPI()

Introduce MPIU_Count to be used when MPI_Count is not available

PC: add new mat ops MATOP_GET_{BLOCK, VBLOCK}_DIAGONAL

so that a shell matrix can return its own (variable) point blocks in a matrix for use in PC (V)PBJacobi

Extend hypre's ILU interface to be more complete

plex: Add DMPlexMigrateGlobalToNaturalSF

This doesn't not rely on any notion of what the original natural
ordering came from, but just updates the "global" side of the
sfNatural instead.

plexcreate: add localizationHeight and sparseLocalize args to DMPlexCreateBoxMesh()

Merge branch 'knepley/feature-1d-affine-map' into 'main'

Fixes for submesh handling

See merge request petsc/petsc!7823

Merge branch 'hongzh/imex-fastslow' into 'main'

IMEX solver for fast slow systems

See merge request petsc/petsc!7722