MQTT: WIP, subscibed topics have no "Retained" attribute.
Allow subscribed and published data models to be different, by removing "Retained" column.
Overview: IDE and runtime(s)
============================
..
TODO: take content from https://hg.beremiz.org/beremiz_docs/
PLCopen TC6 based Model-View-Controller Editor
----------------------------------------------
Toolchain
---------
Runtimes
--------
Python runtime
^^^^^^^^^^^^^^
C runtime
^^^^^^^^^
Extensions
----------
Fieldbusses
^^^^^^^^^^^
HMI
^^^
I/Os
^^^^
Integration
-----------