renaming sorted_erdos_renyi_generator.html and lengauer_tarjan_dominator_tree.htm so inspection reports won't complain

[SVN r36375]

index.htm

@@ -306,7 +306,7 @@
                               from Aaron Windsor.</li>
 
                               <li><a href=
-                              "libs/graph/doc/lengauer_tarjan_dominator_tree.htm">
+                              "libs/graph/doc/lengauer_tarjan_dominator.htm">
                               <tt>lengauer_tarjan_dominator_tree</tt></a>,
                               from JongSoo Park.</li>
 
@@ -317,7 +317,7 @@
                               University.</li>
 
                               <li><a href=
-                              "libs/graph/doc/sorted_erdos_renyi_generator.html"><tt>sorted_erdos_renyi_iterator</tt></a>,
+                              "libs/graph/doc/sorted_erdos_renyi_gen.html"><tt>sorted_erdos_renyi_iterator</tt></a>,
                               from Jeremiah Willcock of Indiana
                               University.</li>