Update docs and comments for new nordic fob blog post

RF24.h

@@ -788,11 +788,14 @@ public:
  *
  * Stuff I have built with RF24
  *
- *
  * <img src="http://farm7.staticflickr.com/6044/6307669179_a8d19298a6_m.jpg" width="240" height="160" alt="RF24 Getting Started - Finished Product">
  *
  * <a style="text-align:center" href="http://maniacbug.wordpress.com/2011/11/02/getting-started-rf24/">Getting Started with nRF24L01+ on Arduino</a> 
  *
+ * <img src="http://farm8.staticflickr.com/7159/6645514331_38eb2bdeaa_m.jpg" width="240" height="160" alt="Nordic FOB and nRF24L01+">
+ *
+ * <a style="text-align:center" href="http://maniacbug.wordpress.com/2012/01/08/nordic-fob/">Using the Sparkfun Nordic FOB</a> 
+ *
  * <img src="http://farm7.staticflickr.com/6097/6224308836_b9b3b421a3_m.jpg" width="240" height="160" alt="RF Duinode V3 (2V4)">
  *
  * <a href="http://maniacbug.wordpress.com/2011/10/19/sensor-node/">Low-Power Wireless Sensor Node</a>

examples/nordic_fob/nordic_fob.pde

@@ -10,8 +10,9 @@
  * Example Nordic FOB Receiver 
  *
  * This is an example of how to use the RF24 class to receive signals from the
- * Sparkfun Nordic FOB.  See http://www.sparkfun.com/products/8602 .
- * Thanks to Kirk Mower for providing test hardware.
+ * Sparkfun Nordic FOB.  Thanks to Kirk Mower for providing test hardware.
+ *
+ * See blog post at http://maniacbug.wordpress.com/2012/01/08/nordic-fob/
  */
 
 #include <SPI.h>