This adds a lot of fixes and updates for alpine ascent and its dependencies:
* add support for static (via ~shared) and use vtk-m 1.2
* update vtkh package to output cmake configure file and pinning it to vtkm 1.2
* make conduit respect ~python
* fix ascent python logic
* consistant cmake usage
* conditionally add tbb in ascent if vtkh
* enable openmp
* more robust handling of variants
* update ascent and conduit for static builds
* add optional support for mfem in ascent
* enable mfem conduit support for ascent
* add optional adios dep to conduit
* remove ver req from conduit
* ascent: remove confusing comment
* tweaks to conduit and ascent pkg recipes
* fix typo in conduit package
* pref conduit master
* changing mfem to depend on conduit@master to get updated relay
* restore use of conduit 0.3.1 or greater for mfem
* set master as preferred conduit version
* allow mfem to use conduit master
* adding rover package and editing ascent
* updating vtkm cmake dep
* guard ascent python support on +shared
* removing rover to simply ascent package
* add fortran variant to conduit, to allow us to turn off conduit support even when a fortran compiler is specified
* fix fortran compiler check so it can work on cray systems
* working towards cuda fix for vtkm lagrange filter
* update ascent package with more variants, and patch to avoid nvcc issue
* hdf5 flags fix for BGQ
* add post install test
* add testing to ascent
* add testing of the using-with-make example
* add ctest output on error for run_tests
- remove the old LGPL license headers from all files in Spack
- add SPDX headers to all files
- core and most packages are (Apache-2.0 OR MIT)
- a very small number of remaining packages are LGPL-2.1-only
* Remove variants disabling blas and lapack for py-numpy, issues
building these have been resolved
* For CMake greater than 3.10, FindMPI changed, so use
MPIEXE_EXECUTABLE instead of MPIEXE for 3.10 and newer
* optional path to use spacks py-site-pkgs, install host-cfg for provenance
* add more comments and address review requests
* only use st-pkgs-dir when +python
* ascent does not need doxygen
* capture mpiexec if it exists
* added missing import
* flake8 fix
* default adios variant to False
* ascent develop now reqs conduit master
* optional path to use spacks py-site-pkgs, install host-cfg for provenance
* add more comments and address review requests
* only use st-pkgs-dir when +python
* ascent does not need doxygen
* capture mpiexec if it exists
* added missing import
* flake8 fix
* default adios variant to False
* ascent develop now reqs conduit master
* conduit: use hdf5 1.8 for wider output compat
* add ascent package and and deps
* proper use of site_packages_dir prop
* flake8
* add maitain, small updates
* flake8
* flake8
* fixs for docstrings for sphinx
