Added ``jaraco.crypto.itsdangerous.compat`` module, providing the `compatibility shim presented in pallets/itsdangerous 120 <https://github.com/pallets/itsdangerous/issues/120#issuecomment-456913331>`_.
2.0
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Switch to `pkgutil namespace technique <https://packaging.python.org/guides/packaging-namespace-packages/#pkgutil-style-namespace-packages>`_ for the ``jaraco`` namespace.