- fix Digitek DT 4000ZC (nearly compatible with VC820)
  jacob@wiersma-online.de
- check printing
- fix import/export
- QM 1538 vik.olliver@uiactive.com
- Presets for Voltcraft M-4650CR
  1200,7,n,2
  Display 4 1/2
  Protokoll: 14 bytes ascii, continuous
- autoscrolling

