* d/control:
  - Bump Standards-Version with no other changes necessary.
  - Bump debhelper Build-Depends to version 9.
  - Add new test dependencies to Build-Depends-Indep.
* d/compat: Bump to version 9.
* d/rules:
  - Temporarily disable the tests due to upstream issue #714 (the tests
    directory is missing from the PyPI tarball).
  - The upstream changes file has been renamed to docs/changes.rst.
* d/watch: Use pypi.debian.net redirector.