beremiz

MQTT: WIP, re-organized disconnection handling, now keep track of connection status and reconnect accordingly.

22 months ago, Edouard Tisserant
6c2b80b4515d
MQTT: WIP, re-organized disconnection handling, now keep track of connection status and reconnect accordingly.

This fixes bug with non-reconnecting to broker when having no published variables.
PLC variables and local variables
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PLC variables start with ``/``
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Local Page variables start with ``.``
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Local HMI variables
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