Fix issue on OSX (and other platforms) where stm32flash only works if the serial device name starts with /dev/tty, as on OSX some serial devices start with /dev/cu. Also corrected mistake about .a file in stm32 parsers folder, and hopefully removed the .a file from source control

.gitignore

@@ -6,4 +6,4 @@ other/maple-bootloader/cscope.out
 other/maple-bootloader/build
 other/maple-bootloader/*~
 *.o
-tools/src/stm32flash/src/parsers/parsers.a
+tools/src/stm32flash_serial/src/parsers/parsers.a

tools/src/stm32flash_serial/src/serial_posix.c

@@ -198,18 +198,34 @@ static port_err_t serial_setup(serial_t *h, const serial_baud_t baud,
 	return PORT_ERR_OK;
 }
 
+/* 
+ * Roger clark.
+ * This function is no longer used. But has just been commented out in case it needs 
+ * to be reinstated in the future
+ 
 static int startswith(const char *haystack, const char *needle) {
 	return strncmp(haystack, needle, strlen(needle)) == 0;
 }
+*/
 
 static int is_tty(const char *path) {
 	char resolved[PATH_MAX];
 
 	if(!realpath(path, resolved)) return 0;
+	
 
+	/*
+	 * Roger Clark
+	 * Commented out this check, because on OSX some devices are /dev/cu
+	 * and some users use symbolic links to devices, hence the name may not even start
+	 * with /dev
+	 
 	if(startswith(resolved, "/dev/tty")) return 1;
-
+	
 	return 0;
+	*/
+	
+	return 1;
 }
 
 static port_err_t serial_posix_open(struct port_interface *port,