[add docs pointer to internal Hat memos
Malcolm.Wallace@cs.york.ac.uk**20070111123711] {
hunk ./docs/index.html 103
+<dd><a href="http://www.cs.york.ac.uk/fp/hat/Memos">Internal developer memos</a></dd>
hunk ./docs/index.html 373
-This page last modified: 22nd Oct 2006<br>
+This page last modified: 11th Jan 2007<br>
}