Better toasts. Add pg service in travis.

app/views/layouts/application.html.erb

@@ -10,15 +10,8 @@
   </head>
 
   <body>
-  <% unless flash.empty? %>
-    <script type="text/javascript">
-        <% flash.each do |f| %>
-        <% type = f[0].to_s.gsub('alert', 'error').gsub('notice', 'info') %>
-        toastr['<%= type %>']('<%= f[1] %>');
-        <% end %>
-    </script>
-  <% end %>
 
+  <%= render 'layouts/toasts' %>
   <%= render 'layouts/top_navigation' %>
   <%= render 'layouts/content' %>
   <%= render 'layouts/footer' %>