- Implemented defpos for multiple motors

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

devexec.c

@@ -196,7 +196,6 @@
      if(!pNew)
      {
        SCWrite(pCon,"ERROR: memory exhausted in Device Executor ",eError);
-       SCSetError(pCon,NOMEMORY);
        return 0;
      }
      
@@ -240,7 +239,6 @@
      {
        sprintf(pBueffel,"ERROR: cannot start device %s",name);
        SCWrite(pCon,pBueffel,eError);
-       SCSetError(self->pOwner,iRet); 
        DeleteDevEntry(pNew);
        if(LLDcheck(self->iList) >= LIST_EMPTY)
        {
@@ -398,7 +396,6 @@
                         self->iStatus = DEVDONE;
                         break;
            case HWFault: /* real HW error: burning, no net etc.. */
-                        SCSetError(self->pOwner,iRet);               
                         DeleteDevEntry(pDev);
                         LLDnodeDelete(self->iList);
                         self->iStatus = DEVERROR;
@@ -442,7 +439,6 @@
                         self->iStatus = DEVBUSY;
                         break;
            case HWPosFault: /* cannot get somewhere... */
-                        SCSetError(self->pOwner,eCode);
                         DeleteDevEntry(pDev);
                         LLDnodeDelete(self->iList);
                         self->iStatus = DEVERROR;