- Implemented defpos for multiple motors

- Implemented automatic backup on parameter change
- Implemented silent restore
- Cleaned a couple of unused flags from connection object

tasdrive.c

@@ -296,7 +296,6 @@ int TASDrive(SConnection *pCon, SicsInterp *pSics, void *pData,
       if(SCGetInterrupt(pCon) == eAbortOperation)
       {
           SCSetInterrupt(pCon,eContinue);
-          SCSetError(pCon,OKOK);
           sprintf(pBueffel,"Driving aborted");
           SCWrite(pCon,pBueffel,eStatus);
        }