Added documentation on USR-TCP232 Linux configuration tool
Added documentation on USR-TCP232 Linux configuration tool

Signed-off-by: Fulup Ar Foll <463dc9c5f92a431fa4f7a51acb28dab47cbd2b67@iot.bzh>

fulup-bzh/GeoGate,fulup-bzh/GeoGate,fulup-bzh/GeoGate