Merge pull request #1921 from CEED/jeremy/fortran-ex-1

ex - add fortran ex1

ex - add fortran ex1

Merge pull request #1911 from CEED/jeremy/drop-occa

occa - retire backends

occa - retire backends

Merge pull request #1904 from CEED/jeremy/view-tab

view - add Ceed*[Get/Set]ViewTabs for all objects

junit - drop unused arg

Merge pull request #1881 from CEED/SirAlienTheGreat/rust-qfunctions

Rust and cuda clang support (#1873)

Rust and cuda clang support (#1873)

* Switch compiler to clang (not portable)

* test add_num

* compile with llvm tools

* not working linking

* not fixed

* Update ex1-volume.h

* update

* remov

Rust and cuda clang support (#1873)

* Switch compiler to clang (not portable)

* test add_num

* compile with llvm tools

* not working linking

* not fixed

* Update ex1-volume.h

* update

* remove global path

* changes

* changes 2

* crate works

* basic gpu rust compilation

* still not working

* rust source roots basic support

* nvrtc/clang selection

* cleanup

* update example (not working)

* add rust example

* fix merge issue

* delete temp files

* cleanup

* rust qfunc 2d array (needs doc)

* cleanup

* more cleanup

* downgrade back to c++11

* format

* final draft cleanup

* formatting + CUDA_CLANG -> GPU_CLANG

* Update cuda CEED_QFUNCTION_RUST

* fix python

* fix python and format

* format fr

* update comment

* fix python fr

* Apply error suggestions from code review

* update errors to libceed format

* Apply suggestions from code review

* add optimization flag

* remove line breaks

* Apply suggestions from code review

* avoid python in macro better

* add rust example

* format

* Apply suggestions from code review

* move rust example to own directory

* Simplify python exclusion logic

* re-fix python

* Update python/build_ceed_cffi.py

* change names and simplify makefile

* Revert "change names and simplify makefile"

This reverts commit 96e762f9f5d50d8ed9d3673e7fda850dfc390abe.

* Apply Jeremy's diff

* Simplify CeedCallSystem

* use rust-install llvm tools

* add gitignores

* update paths

* example absolute path

* fix comments

* apply partial diff

* add newline

* add makefile

* Update examples/rust-qfunctions/Makefile

* update makefile

---------

Co-authored-by: Allen MacFarland <alma4974@noether>

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Merge pull request #1869 from CEED/zach/update-tests

ci - update test suite for parity with Ratel

ci - update test suite for parity with Ratel

Merge pull request #1673 from CEED/jeremy/use-work-vecs

GPU Operators use work vectors

gpu - use cached work vectors across operators

Merge pull request #1623 from CEED/jeremy/disable-smartsim

fluids - drop SGS, SmartSim, Torch (moved to HONEE)

fluids - Remove SGS, SmartSim, Torch (moved to HONEE)

Merge pull request #1581 from CEED/jrwrigh/pytorch_external_sgs

fluids: Add PyTorch external DD SGS evaluation

test(fluids): Add SGS torch testing

Merge pull request #1555 from CEED/balin/smartsim

Fixed small bug in sgs_dd_train Q function

fix(fluids): Renable SmartSim testing and fix bug

- Fixed bug in sgs_dd_train QF, left over from debugging
- SmartSim tests were previously not running at all, due to
junit.py checking if `SMARTRE

fix(fluids): Renable SmartSim testing and fix bug

- Fixed bug in sgs_dd_train QF, left over from debugging
- SmartSim tests were previously not running at all, due to
junit.py checking if `SMARTREDIS_DIR` was a file instead of a
directory

Co-authored-by: James Wright <james@jameswright.xyz>

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Merge pull request #1538 from CEED/jeremy/fluids-int64

Enable int64 testing for PETSc examples

ex - enable int64 testing for PETSc examples, small fixes for compatibility

Merge pull request #1471 from CEED/jeremy/skip-tet

Skip tet tests without tetget installed

junit - skip tet tests without tetget installed

Merge pull request #1436 from peterrum/dealii

Add deal.II example

Add deal.II example

Co-authored-by: jeremylt <jeremy@jeremylt.org>

Merge pull request #1203 from CEED/jrwrigh/smartsim

fluids: SmartSim Online Data-Driven SGS training