Correct indentation, remove unused code, read & display IP address &
mask from mbed
Add label for IP errors, add IP write on click, add @Override.
Correct parseInt() bit-diddling...
In HTTPRPC use current IP, widen TextFields for messages & give them
time to appear.
Compatible with: VERSION Wed 06/11/13 02:03a Rev 7 Accept IP change from
applet, revert if no further communication. Also code cleanup & support
serial LCD.