Minor documentation improvements.

Bootloaders/DFU/BootloaderDFU.h

@@ -148,7 +148,7 @@
 		/** Type define for a structure containing a complete DFU command issued by the host. */
 		typedef struct
 		{
-			uint8_t  Command; /**< Single byte command to perform, one of the COMMAND_* macro values */
+			uint8_t  Command; /**< Single byte command to perform, one of the \c COMMAND_* macro values */
 			uint8_t  Data[5]; /**< Command parameters */
 			uint16_t DataSize; /**< Size of the command parameters */
 		} DFU_Command_t;