Raise serial port timeout to 2.0s from 0.5s
Raise serial port timeout to 2.0s from 0.5s

Investigating problems with doing a series of remote executions of
target code. Sometimes the host times out waiting for a respose.

Not sure if this is a protocol problem, or just trouble with USB/serial,
or what.

Let's see if this helps.

nickhen/muforth,nickhen/muforth