RAILS_ROOT is deprecated
Dispatcher is no longer required
Upgrade routes
The new ActionMailer allows us to use prepend_view_path like our other controllers
Rename view templates, rhtml is deprecated
Configuration has been renamed to AlaveteliConfiguration
Mailers are text, not HTML
<% %> style block helpers are deprecated
request_uri is deprecated in favour of fullpath
Fix up some escaping
The list_public_bodies_default helper has been removed from Alaveteli
Merge remote-tracking branch 'origin/production' into staging

Conflicts:
	lib/views/general/_frontpage_bodies_list.html.erb
	lib/views/general/_topnav.html.erb
Fix the display of request buttons after an upstream Alaveteli change