Merge remote-tracking branch 'origin/master' into gpu

.gitlab-ci.yml

apps/benchmarks/ComplexGeometry/ComplexGeometry.cpp

apps/benchmarks/GranularGas/MESA_PD_GranularGas.cpp

apps/benchmarks/GranularGas/MESA_PD_KernelBenchmark.cpp

python/mesa_pd.py

python/mesa_pd/data/ContactStorage.py

python/mesa_pd/data/ParticleStorage.py

python/mesa_pd/data/__init__.py

python/mesa_pd/kernel/DetectAndStoreContacts.py

python/mesa_pd/kernel/__init__.py

python/mesa_pd/mpi/SyncGhostOwners.py

python/mesa_pd/mpi/SyncNextNeighbors.py

python/mesa_pd/mpi/__init__.py

python/mesa_pd/templates/data/ContactAccessor.templ.h

python/mesa_pd/templates/data/ContactStorage.templ.h

python/mesa_pd/templates/data/ParticleStorage.templ.h

...n/mesa_pd/templates/kernel/DetectAndStoreContacts.templ.h

python/mesa_pd/templates/mpi/SyncGhostOwners.templ.cpp

python/mesa_pd/templates/mpi/SyncGhostOwners.templ.h

python/mesa_pd/templates/mpi/SyncNextNeighbors.templ.cpp