FEAT: user-defined thread sorting

closes ckruse#133

Author: Christian Kruse

app/views/users/settings/_readability_overview.html.erb

@@ -40,6 +40,14 @@
     </div>
   </div>
 
+  <div class="cf-cgroup">
+    <label><%= t('users.settings.sort_messages') %></label>
+    <div class="cntrls">
+      <label class="radio"><input type="radio" value="ascending" name="settings[sort_messages]"<%= disabled %><% if @settings.conf('sort_messages') == 'ascending' %> checked="checked"<% end %>> Aufsteigend</label>
+      <label class="radio"><input type="radio" value="descending" name="settings[sort_messages]"<%= disabled %><% if @settings.conf('sort_messages') == 'descending' || !@settings.conf('sort_messages') %> checked="checked"<% end %>> Absteigend</label>
+    </div>
+  </div>
+
   <%= render 'widgets/users_selector', desc: t('users.settings.highlighted_users'), name: "settings[highlighted_users][]", id: "settings_highlighted_users", users: @highlighted_users_list %>
 
 </fieldset>

config/locales/users.settings.de.yml

@@ -48,4 +48,5 @@ de:
       motd: Nachricht des Tages
       hide_subjects_when_unchanged: Gleiche Betreffe ausblenden
       sort_threads: Thread-Sortierung
+      sort_messages: Nachrichten-Sortierung