Multiple bug fixes

- Arrayutil was not summing correctly
- Added interest to motorsec in order to support old status clients
- core dump because of bad free in devser
- fixed transferring of count time in multicounter
- added stack debugging to sllinux_def
- Modifications to tasdrive to wait for finish of monochromator properly

devser.c

@@ -333,7 +333,8 @@ static void DevReset(DevSer * devser)
       devser->current->kill(devser->current->data);
     }
     devser->killCurrent = 0;
-   /* free(devser->current); */
+    free(devser->current); 
+    devser->current = NULL;
   }
 }