[cleanup][Python] remove precompiled python modules.

See merge request extensions/dune-alugrid!111

Remove use of SimplexTopology and CubeTopology

See merge request extensions/dune-alugrid!110

and use GeometryTypes::simplex and GeometryTypes::cube.

working for 2d simplex and conforming in general.

added test to test correctness of periodic neighbors.

See merge request extensions/dune-alugrid!102

Feature/scikit build

See merge request extensions/dune-alugrid!108

added package description file

only add_subdirectory(examples) if `examples` exists. This then
allows us to not include `examples` in the pypi source distribution.

Update package.py.

Remove manifest in package.py.

use more of the cmake variables in python/setup.py.in

Add additional meta data to dune.module.

[bug fix] remove debug output

added files generated when calling python setup.py sdist to git ignore list

make it possible to use setup.py without having an installed dune-common python package. This requires having the PYTHONPATH set as it is now done in dune-common/bin/dunepackaging.py

Replace ProjectAuthorEmail by ProjectMaintainerEmail.

Set minimal versions to 2.8.0.dev0 in pyproject.toml.

Update cmake version.

[python] remove dune packages from 'install_requires' in setup.py.in

[feature][Python] pre-compile the most common ALUGrid Python modules and

See merge request extensions/dune-alugrid!109

neighbors.

load those when needed. For other combinations, such as dim<dimworld the
normal header generation is still in place.

Cleanup  mix of default mpi communicators.

See merge request extensions/dune-alugrid!107

in dune-grid.

value for MPI_Comm.

with MPI_COMM_SELF.

ever needed.

Make serial ALUGrid compile when MPI is found.

See merge request extensions/dune-alugrid!106

found.

allows us to not include `examples` in the pypi source distribution.

always link dunealugrid against dunecommon

See merge request extensions/dune-alugrid!103