point archive links back to archive.is - merged with i18n

app/views/stories/_listdetail.html.erb

@@ -163,8 +163,8 @@ class="story <%= story.vote && story.vote[:vote] == 1 ? "upvoted" : "" %>
         <% end %>
         <% if story.url.present? %>
           |
-          <a href="https://web.archive.org/web/<%= story.url %>" rel="nofollow"
-            target="_blank"><%= t('.cached') %></a>
+          <a href="https://archive.is/<%= story.url %>" rel="nofollow"
+            target="_new"><%= t('.cached') %></a>
         <% end %>
         <% if !story.is_gone? %>
           <span class="comments_label">

extras/story_cacher.rb

@@ -44,7 +44,7 @@ class StoryCacher
     begin
       s = Sponge.new
       s.timeout = 45
-      s.fetch("https://web.archive.org/save/#{db_url}")
+      s.fetch("https://archive.is/#{db_url}")
     rescue => e
       Rails.logger.error "error caching #{db_url}: #{e.message}"
     end