Link to CMU and Indiana repositories

www/index.html

@@ -150,6 +150,19 @@
       </th>
       <td>Curated by Shriram Krishnamurthi</td>
     </tr>
+    <tr>
+      <th>
+        <a href="cmu-repository/">CMU Scheme Repository</a>
+      </th>
+      <td>Part of the CMU Artificial Intelligence Repository</td>
+    </tr>
+    <tr>
+      <th>
+        <a href="indiana-repository/">Internet Scheme
+        Repository</a>
+      </th>
+      <td>Hosted at Indiana University</td>
+    </tr>
   </table>
   <h2>Contributing</h2>
   <th>