adds missing i18n

app/views/polls/_gallery.html.erb

@@ -7,12 +7,12 @@
   <ul class="orbit-container">
     <li>
       <button class="orbit-previous">
-        <span class="show-for-sr">Previous Slide</span>&#9664;&#xFE0E;
+        <span class="show-for-sr"><%= t("shared.orbit.previous_slide") %></span>&#9664;&#xFE0E;
       </button>
     </li>
     <li>
       <button class="orbit-next">
-        <span class="show-for-sr">Next Slide</span>&#9654;&#xFE0E;
+        <span class="show-for-sr"><%= t("shared.orbit.next_slide") %></span>&#9654;&#xFE0E;
       </button>
     </li>
     <!-- each image do -->
@@ -20,7 +20,9 @@
       <%= link_to "/assets/example_vertical.jpg", target: "_blank" do %>
         <%= image_tag "example_horizontal.jpg", class: "orbit-image" %>
       <% end %>
+      <!-- replace this with image title -->
       <span class="orbit-caption">Image title 1</span>
+      <!-- /. replace this with image title -->
     </li>
     <!-- end -->
     <li class="orbit-slide">
@@ -33,7 +35,9 @@
 
   <nav class="orbit-bullets">
     <button class="is-active" data-slide="0">
+      <!-- replace this with image title -->
       <span class="show-for-sr">Image title 1</span>
+      <!-- /. replace this with image title -->
     </button>
     <button data-slide="1">
       <span class="show-for-sr">Image title 2</span>

config/locales/en/general.yml

@@ -611,6 +611,9 @@ en:
       searcher: Searcher
     go_to_page: "Go to page of "
     share: Share
+    orbit:
+      previous_slide: Previous Slide
+      next_slide: Next Slide
   social:
     blog: "%{org} Blog"
     facebook: "%{org} Facebook"

config/locales/es/general.yml

@@ -611,6 +611,9 @@ es:
       searcher: Buscador
     go_to_page: "Ir a la página de "
     share: Compartir
+    orbit:
+      previous_slide: Imagen anterior
+      next_slide: Siguiente imagen
   social:
     blog: "Blog de %{org}"
     facebook: "Facebook de %{org}"