better names for categories

rowers/templates/standard_view.html

@@ -57,9 +57,9 @@
       <td>{{ standard.coursetime }}</td>
       <td>{{ standard.boatclass }}</td>
       <td>{{ standard.boattype }}</td>
-      <td>{{ standard.sex }}</td>
-      <td>{{ standard.weightclass }}</td>
-      <td>{{ standard.adaptiveclass }}</td>
+      <td>{{ standard.sex|sex }}</td>
+      <td>{{ standard.weightclass|weight }}</td>
+      <td>{{ standard.adaptiveclass|adaptive }}</td>
       <td>{{ standard.skillclass }}</td>
       <td>{{ standard.agemin }}/{{ standard.agemax }}</td>
     </tr>