message: Add a backup version number placeholder, that is used in the instructions in README.md.
diff: @@ -61,7 +61,7 @@ setup(
  packages=['duckdb_query_graph'],
  include_package_data=True,
  setup_requires=setup_requires + ["setuptools_scm"],
  - use_scm_version = {"root": "../..", "relative_to": __file__},
  + use_scm_version = {"root": "../..", "relative_to": __file__, "fallback_version":"0.1.2.dev481+g8091a7ce.d20191230.local"},
  tests_require=['pytest'],
  classifiers = [
  'Topic :: Database :: Database Engines/Servers',
  