* [modbus] add support for rtu encoded over tcp
* [modbus] move classes to openhab/jamod
* [modbus] spotless
* [modbus] revert EndpointPoolConfiguration
* [modbus] remove virtual serial
* [modbus] resolve dependencies
* [modbus.studer] add support for RTU over TCP bridge
Signed-off-by: Andrew Fiddian-Green <software@whitebear.ch>