MQTT: WIP. Added handling of received messages (subscriptions)
Dropped perfect hash in favor of bisection
Also fixed indentation (tabs)
<?xml version='1.0' encoding='utf-8'?>
<BeremizRoot xmlns:xsd="http://www.w3.org/2001/XMLSchema" URI_location="LOCAL://">
<TargetType/>
<Libraries Enable_SVGHMI_Library="true"/>
</BeremizRoot>