Defer cmd execution for console and via http POST

cmd_parser.c

@@ -48,6 +48,7 @@ __xdata uint8_t hexvalue[4] = { 0 };
 
 // Buffer for writing to flash 0x1fd000, copy to 0x1fe000
 __xdata uint8_t cmd_buffer[SBUF_SIZE];
+__xdata uint8_t cmd_available;
 
 __xdata	uint8_t l;
 __xdata uint8_t line_ptr;