added proper page title for viewing reports

Author: Oaphi

app/views/reports/_tabs.html.erb

@@ -1,7 +1,15 @@
+<%
+  title = 'Reports'
+%>
+
+<% content_for :title, title %>
+
 <%= link_to moderator_path, class: 'has-font-size-small' do %>
   &laquo; Return to moderator tools
 <% end %>
 
+<h1><%= title %></h1>
+
 <% global = current_page?(global_users_report_path) ||
             current_page?(global_subs_report_path) ||
             current_page?(global_posts_report_path) %>