merge functionality from 'master' branch

Jan Breuer

2013-10-23 59d4618036c85dafc9026d0f84ab00fcb900acc9

 libscpi/src/minimal.c

@@ -67,7 +67,7 @@
 * @return 
 */
scpi_result_t SCPI_SystemVersionQ(scpi_t * context) {
    SCPI_ResultText(context, SCPI_DEV_VERSION);
    SCPI_ResultText(context, SCPI_STD_VERSION_REVISION);
    return SCPI_RES_OK;
}