Reference the ellipse drawer for ease of use

app/avo/resources/gazetteer.rb

@@ -28,7 +28,9 @@ class Avo::Resources::Gazetteer < Avo::BaseResource
     field :tgn, as: :number
     field :lat, as: :number
     field :long, as: :number
-    field :ellipse, as: :text
+    field :ellipse, as: :text, help: -> {
+      "Use the " + link_to("ellipse drawer", main_app.ellipse_drawer_url, target: "_blank") + " to easily create ellipse values"
+    }
     field :icon, as: :text
     field :pdf_filename, as: :text
     field :pdf_excerpt, as: :short_text

app/views/avo/descriptions/_gazetteer.html.erb

@@ -6,7 +6,7 @@
         1. Create a new location with at least:
         <ul class="list-disc ml-4">
           <li>- a name</li>
-          <li>- latitude + longitude OR an ellipse</li>
+          <li>- latitude + longitude OR an ellipse (<a href="<%= ellipse_drawer_url %>" target="_blank">ellipse drawer</a>)</li>
         </ul>
       </li>
       <li class="mb-2">