=======================
Incompatible Changes
--------------------
- drop :ref:`command line option <cmdline_spec>` ``--vcs-shim``. Is replaced by command line
option ``-vcs``.
- drop enabling Flake8 plugin with the option string ``--enable-extensions=DOC100``
Upgrading from Docsweeper v1.x
------------------------------
- Replace usage of command line option ``--vcs-shim`` with ``--vcs``. Parameter
signature of ``--vcs`` option is unchanged from ``--vcs-shim``.
- Replace usage of ``DOC100`` to enable Flake8 plugin with ``docsweeper``