ftdiXX.hpp: suppress redundant _verbose

ftdijtag.hpp

@@ -59,6 +59,5 @@ class FtdiJtag : public FTDIpp_MPSSE {
 	int _num_tms;
 	unsigned char *_tms_buffer;
 	std::string _board_name;
-	bool _verbose;
 };
 #endif

ftdispi.hpp

@@ -39,6 +39,4 @@ class FtdiSpi : public FTDIpp_MPSSE {
 	uint8_t _rd_mode;
 	unsigned char _endian;
 	uint8_t _cs_mode;
- protected:
-	bool _verbose;
 };