link directly to the wiki and remove stub page

Author: mseeber

_site/faq/index.html

@@ -45,7 +45,7 @@ <h2 id="project_tagline">TODO</h2>
         <h1 id="jack-faq">JACK FAQ</h1>
 
 <ul>
-  <li><a href="jack12n.html">What is the difference between JACK1 and JACK2?</a></li>
+  <li><a href="https://github.com/jackaudio/jackaudio.github.com/wiki/Q_difference_jack1_jack2">What is the difference between JACK1 and JACK2?</a></li>
   <li><a href="device_support.html">What audio devices are supported by JACK?</a></li>
   <li><a href="device_naming.html">How do I refer to a soundcard
 so that the name always works?</a></li>

_site/faq/jack12n.html

@@ -6,7 +6,7 @@ menu_item: true
 
 # JACK FAQ
 
-* [What is the difference between JACK1 and JACK2?](jack12n.html)
+* [What is the difference between JACK1 and JACK2?](https://github.com/jackaudio/jackaudio.github.com/wiki/Q_difference_jack1_jack2)
 * [What audio devices are supported by JACK?](device_support.html)
 * [How do I refer to a soundcard
   so that the name always works?](device_naming.html)