Add LabWindows/CVI example by lhoerl

Jan Breuer

2015-08-06 ef1b8d06a9f5e87d6abb217e9b056257ecdd508a

 examples/common/scpi-def.h

@@ -9,7 +9,6 @@
int SCPI_Error(scpi_t * context, int_fast16_t err);
scpi_result_t SCPI_Control(scpi_t * context, scpi_ctrl_name_t ctrl, scpi_reg_val_t val);
scpi_result_t SCPI_Reset(scpi_t * context);
int32_t SCPI_Test(scpi_t * context);
scpi_result_t SCPI_Flush(scpi_t * context);