Fix Google Code issue where expect fails with high-ASCII characters due to sign issues
Fix Google Code issue where expect fails with high-ASCII characters due to sign issues

pbystrup/Webduino,kasperkamperman/Webduino,weese/Webduino,fepblaster/Webduino,m-mcgowan/Webduino,m-mcgowan/Webduino,meg23/Webduino,kasperkamperman/Webduino