Updated Board Arduino Due (markdown)

Board-Arduino-Due.md

@@ -1,7 +1,7 @@
 SAM3X8E ARM Cortex-M3 
 * Home - http://arduino.cc/en/Main/arduinoBoardDue
 
-###Features###
+### Features ###
 * SAM3X8E ARM Cortex-M3, 84Mhz
 * 512Kb Flash, 96 KB SRAM
 * 54 Digital I/O pins
@@ -12,5 +12,5 @@ SAM3X8E ARM Cortex-M3
 * USB, 6x SPI, 2x i2c, 2x CAN
 * Random number generator
 
-###Status###
+### Status ###
 No work has yet been done on porting to this chip