add notice for private fields

Author: drusepth

app/views/content/attributes.html.erb

@@ -131,6 +131,15 @@
                           <% end %>
                         </div>
                       </div>
+                      <% if attribute_field.label.start_with?('Private') %>
+                        <div class="row">
+                          <div class="col s12">
+                            <i class="material-icons" style="position:relative;top:5px;">visibility_off</i>
+                            Because this field starts with the word "Private", its answers will only be visible to you even if you share your pages publicly.
+                          </div>
+                        </div>
+                      <% end %>
+                      <%# todo autocomplete notice also %>
                     </div>
                   </li>
                 <% end %>