adds title to highlights page

app/views/welcome/highlights.html.erb

@@ -1,3 +1,4 @@
+<% provide :title do %><%= t('welcome.signed_in_home_title') %><% end %>
 <% cache [locale_and_user_status, @list, @debate_votes, @proposal_votes, @paginator.current_page, @paginator.total_pages] do %>
   <section role="main">
     <div class="wrap row">

config/locales/en.yml

@@ -311,7 +311,6 @@ en:
       all: "You are not authorized to %{action} %{subject}."
   welcome:
     signed_in_home_title: Recent activity
-    signed_in_home_title: Actividad reciente
     debates:
       title: "Debate"
       description: "Meet, discuss and share what we think is important in our city."