Optimize #49 memory consumption of double to string conversion

Jan Breuer

2016-02-20 ca33af45434be98d3c412e93fb6768aafa418158

 libscpi/inc/scpi/expression.h

@@ -41,7 +41,7 @@
#ifdef __cplusplus
extern "C" {
#endif
    

    enum _scpi_expr_result_t {
        SCPI_EXPR_OK = 0,
        SCPI_EXPR_ERROR,