Add 'foreign friends' to names alias list

templates/aliases.html

@@ -60,6 +60,16 @@ is used in the table above to construct possible unambiguous identifiers.
 {% endfor %}
 </table>
 
+<p>And these are people known to us, who appear as survex *team members or in logbook participant lists, but are not expo members 
+and so are not managed or reported:
+{% for p in foreign_friends %}
+<tr>
+   <td><b>{{p}},</b></td>
+</tr>
+{% endfor %}
+</table>
+
+
 <p>Don't blame me [programmer] for this, it's just what you all have collectively  done over the decades by using this absurd variety of short-form
 name formats when you have entered the cave data.
 <p>The code that does this is in <var>troggle/parsers/people.py</var>.