[test] drop CubicWebConfigurationWithLegacyCubesTC
This is used to test legacy cube import which is planned for removal
in cubicweb 3.27, so drop the code.
.. -*- coding: utf-8 -*-
.. _Part4:
----------
Appendixes
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The following chapters are reference material.
.. toctree::
:maxdepth: 1
:numbered:
faq
rql/index
mercurial
depends
docstrings-conventions