first version erase column

rowers/templates/workout_data.html

@@ -17,8 +17,24 @@
       </form>
     </p>
   </li>
-  <li class="grid_4">
-    {{ htmltable|safe }}
+  <li class="maxheight grid_4">
+    <table width=100% class="listtable shortpadded">
+    <th>
+      {% for i in cols %}
+      <td><strong>{{i}}</strong> <a href="/rowers/workout/{{ workout.id|encode }}/{{i}}/erase/">erase</a></td>
+      {% endfor %}
+    </th>
+     {% for row in data.values.tolist %}
+    <tr>
+      <td>
+        {{ forloop.counter0 }}
+      </td>
+      {% for value in row %}
+    <td>{{ value }}</td>
+    {% endfor %}
+    </tr>
+     {% endfor %}
+  </table>
   </li>
 </ul>