Reformat spacing/comments in src/xbee.h

src/xbee.h

@@ -23,22 +23,23 @@ extern const char xbee_desc[];
 void xbee_initpgm(PROGRAMMER *pgm);
 
 /*
- * For non-direct mode (Over-The-Air) we need to issue XBee commands
- * to the remote XBee in order to reset the AVR CPU and initiate the
- * XBeeBoot bootloader.
+ * For non-direct mode (Over-The-Air) we need to issue XBee commands to the
+ * remote XBee in order to reset the AVR CPU and initiate the XBeeBoot
+ * bootloader.
  *
- * XBee IO port 3 is a somewhat-arbitrarily chosen pin that can be
- * connected directly to the AVR reset pin.
+ * XBee IO port 3 is a somewhat-arbitrarily chosen pin that can be connected
+ * directly to the AVR reset pin.
  *
- * Note that port 7 was not used because it is the only pin that can
- * be used as a CTS flow control output.  Port 6 is the only pin that
- * can be used as an RTS flow control input.
+ * Note that port 7 was not used because it is the only pin that can be used as
+ * a CTS flow control output.  Port 6 is the only pin that can be used as an
+ * RTS flow control input.
  *
- * Some off-the-shelf Arduino shields select a different pin.  For
- * example this one uses XBee IO port 7.
+ * Some off-the-shelf Arduino shields select a different pin.  For example this
+ * one uses XBee IO port 7.
  *
  * https://wiki.dfrobot.com/Xbee_Shield_For_Arduino__no_Xbee___SKU_DFR0015_
  */
+
 #ifndef XBEE_DEFAULT_RESET_PIN
 #define XBEE_DEFAULT_RESET_PIN 3
 #endif