Added links to Apache Ant.

Reformatted link to our API docs.

htdocs/THDLTools_Developers.html

@@ -15,12 +15,30 @@
   This page is the first attempt at extracting knowledge about the
   internals of the THDL tools from Edward's brain.  The only thing
   we personally have got up on the web that's any use thus far are
-  our Javadoc <a href="api/">API docs</a>.
+
+  <ul>
+    <li>
+      our Javadoc <a href="api/">API docs</a>.
+    </li>
+  </ul>
 </p>
 
 <p>
   Here are some links to tools of interest:
   <ul>
+    <li>
+      Jskad, Savant and QuillDriver use an Ant build system.&nbsp; See
+
+      <a href="http://jakarta.apache.org/ant/">
+        Apache Ant</a>
+
+      or jump right to the
+
+      <a href="http://jakarta.apache.org/ant/manual/coretasklist.html">
+        documentation</a>
+
+      for the tasks of which we make use.
+    </li>
     <li>
       Savant and QuillDriver make use of the