Merge pull request #10094 from tjhei/release_step_0c

release step 0c: doxygen formatting

diff --cc include/deal.II/base/mpi.h
Simple merge

diff --cc include/deal.II/base/types.h
Simple merge

diff --cc include/deal.II/distributed/tria_base.h
Simple merge

diff --cc include/deal.II/fe/fe_nedelec_sz.h
Simple merge

diff --cc include/deal.II/grid/cell_id.h
Simple merge

diff --cc include/deal.II/grid/tria.h
Simple merge

diff --cc include/deal.II/grid/tria_description.h
Simple merge

diff --cc include/deal.II/hp/refinement.h
Simple merge

diff --cc include/deal.II/numerics/vector_tools_interpolate.h
Simple merge