BUG and DOC fixes
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BUG: agents should not subscribe to outgoing (#.fromAgent.#) messages, only ingoing #.toAgent.# else we need to treat the DUPS !! -
Fix comments: INFO:connectors.ping:ping ready to consume data. Typical routing key: control.ping@coap_server_agent (that's not a routing key)
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Lower verbosity of logs comming from pika (hearbeats specially annoying) -
Add message uplink and downlink counters -
Fixes in messages formatting, document in the api doc the fields of the messages sent!