Remove vendored versioneer
Remove vendored versioneer.py
and load versioneer as a build dependency instead.
Fixes problems with PEP-517 editable installs (c.f. https://github.com/python-versioneer/python-versioneer/issues/192).
Remove vendored versioneer.py
and load versioneer as a build dependency instead.
Fixes problems with PEP-517 editable installs (c.f. https://github.com/python-versioneer/python-versioneer/issues/192).