Matthias Köppe comments

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                                            Matthias Köppe

`build/pkgs/gap`: Update to 4.13.1, require >= 4.13

I've resolved the merge conflict.

`build/pkgs/gap`: Update to 4.13.1, require >= 4.13

Positive review from me for the changes merged from https://github.com/sagemath/sage/pull/37884 (by @tornaria).

`build/pkgs/gap`: Update to 4.13.1, require >= 4.13

Merged the latest version of #37884

Add `cmr` (Combinatorial Matrix Recognition library) and Cython interface

Does not build yet; https://github.com/discopt/cmr/issues/29

Add `cmr` (Combinatorial Matrix Recognition library) and Cython interface

In `-minimal` configurations, our boost is too old or too cropped ``` [cmr-git] /sage/local/var/tmp/sage/build/cmr-git/src/src/cmr/matroid.hpp:7:10: fatal error: boost/numeric/ublas/matrix.hpp: No such file or directory [cmr-git] #include [cmr-git] ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [cmr-git] compilation terminated. ```

Add `cmr` (Combinatorial Matrix Recognition library) and Cython interface

Rebased away from the boost upgrade, updated CMR to latest

Add `cmr` (Combinatorial Matrix Recognition library) and Cython interface

I've adapted the interface to the new CMR version. There are a few doctest failures that I don't understand ``` sage -t --random-seed=129552849186103186121087193282398427711 src/sage/matrix/matrix_cmr_sparse.pyx ********************************************************************** File "src/sage/matrix/matrix_cmr_sparse.pyx", line 734, in...