- added backwards calculation of hkl from four circle angles. This

required inclusion of a matrix package.
- modified  counter error handling to send a Stop when the _BAD_BUSY
  error is received.
- added an environment interface to the general controller stuff in choco.*
  Also added setting a parameter directly at the controller object.
- Added a driver for the ETH High Temperature Furnace to be used at
  SANS.

drive.c

@@ -358,7 +358,7 @@
       /* check the completion status */
       if(iRet == DEVERROR)
       {
-        sprintf(pBueffel,"Driving finished with problem",argv[0]);
+        sprintf(pBueffel,"Driving finished with problem");
         SCWrite(pCon,pBueffel,eError);
         ClearExecutor(GetExecutor());
         SetStatus(eOld);