Include cleanup, better error handling

Jan Breuer

2012-11-27 884a288cc0f15f5ab9ea36077b08ff002ff7eac2

 scpi/scpi_units.c

@@ -35,7 +35,7 @@
 */

#include <string.h>
#include "scpi.h"
#include "scpi_parser.h"
#include "scpi_units.h"
#include "scpi_utils.h"
#include "scpi_error.h"