Add wiki link

Author: shirriff

readme

@@ -9,6 +9,6 @@ arduino-00nn/hardware/libraries/IRremote/IRremote.cpp
 
 If you're downloading from github (http://github.com/shirriff/Arduino-IRremote), click on the Download Source button in the upper right and get a zip file. Unzip it, copy and rename the directory shirriff-Arduino-IRremote-nnn to arduino-00nn/libraries/IRremote. Your directory structure should have arduino-00nn/libraries/IRremote/IRremote.cpp, etc.
 
-For details see http://arcfn.com/2009/08/multi-protocol-infrared-remote-library.html
+For details see the Wiki on github or the blog post http://arcfn.com/2009/08/multi-protocol-infrared-remote-library.html
 
 Copyright 2009-2010 Ken Shirriff