Log Message:
mm-common: updadted to 1.0.5

mm-common 1.0.5 (2022-12-02)

* Convert README to README.md and OVERVIEW.md.

Meson build:
* util/meson_aux: Make tarball reproducible.
* Simplify lookup of python command.

Skeletonmm:
* Avoid configuration warnings.
* Detect if we build from a git subtree.
* Simplify lookup of python command.
* Add build-tests option.