[ldap] Stop using entities table in ldap source authentication and parser
We may used cwuri for the same purpose, and do one more step towards deletion of
entities.extid column.
Related to #15538288
Tutorials
~~~~~~~~~
We present a few tutorials of different levels. The blog building
tutorial introduces one smoothly to the basic concepts.
Then there is a photo gallery construction tutorial which highlights
more advanced concepts such as unit tests, security settings,
migration scripts.
.. toctree::
:maxdepth: 1
base/index
advanced/index
tools/windmill.rst
textreports/index
dataimport/index