Added link to wiki.synchro.net.

docs/index.htm

@@ -21,6 +21,7 @@
 <h1>Synchronet Documentation Index</h1>
 <h2 align="left">Synchronet Sysop Documentation</h2>
 <blockquote>
+<h4 align="left"><a href="http://wiki.synchro.net">Synchronet Wiki</a> - For Synchronet System Operators</h4>
 <h4 align="left"><a href="sysop.html">Synchronet Sysop
 Documentation</a> - For Synchronet System Operators</h4>
 <h4 align="left"><a href="baja.html">Baja