Merge pull request #1263 from nschloe/warn-fixes

warn fixes

Merge pull request #1242 from nschloe/flac-fix

Flac fix

Merge pull request #1241 from nschloe/rich

unify warnings, use rich

Merge pull request #1237 from nschloe/time-series-fixes

Time series fixes

Merge pull request #1234 from nschloe/cellblock-dim

add cell_block.dim, many gmsh fixes

Merge pull request #1233 from nschloe/tags

cellblock tags

Merge pull request #1232 from nschloe/cellblock-tags

Cellblock tags

Merge pull request #1229 from nschloe/public-register

Public register

Merge pull request #1219 from nschloe/topo-dim

meshio.topological_dimension

Merge pull request #1218 from nschloe/copy

mesh.copy(), mesh.deduplicate_points()