Fix pyramid tests
Followup fa292e9 which require cubicweb.session.secret to be set.
.. _login_module:
:mod:`cubicweb.pyramid.login`
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.. automodule:: cubicweb.pyramid.login
.. autofunction:: includeme
Views
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.. autofunction:: login_form
.. autofunction:: login_password_login
.. autofunction:: login_already_loggedin