Add Twitter link to footer

views/layout.haml

@@ -29,6 +29,8 @@
           An independent website designed by
           %a{ :href => "http://adrianshort.org/" }<
             Adrian Short
+          %a{ :href => "https://twitter.com/adrianshort"}<
+            @adrianshort
           with data from 
           %a{ :href => "http://www.sutton.gov.uk/" }<
             Sutton Council