Add note about obsolete normalization algorithm.
--- a/spec/latest/rdf-graph-normalization/index.html Mon Apr 09 14:08:59 2012 -0400
+++ b/spec/latest/rdf-graph-normalization/index.html Mon Apr 09 14:22:05 2012 -0400
@@ -363,7 +363,9 @@
<section>
<h1>Normalization</h1>
-<p class="issue">This algorithm is a work in progress, do not implement it.</p>
+<p class="issue">This algorithm is a work in progress, do not implement it.
+There is a newer, simpler to implement algorithm that has not yet been
+described here. The algorithm below is obsolete.</p>
<p>Normalization is the process of taking <tref>input graph</tref> and
performing a transformation on that input that results in all