Resend confirmation instructions
<%= simple_form_for(resource, :as => resource_name, :url => confirmation_path(resource_name), :html => { :method => :post }) do |f| %>
<%= f.error_notification %>
<%= f.input :email, :required => true, :autofocus => true %>
<%= f.button :submit, "Resend confirmation instructions" %>
<% end %>
<%= render "devise/shared/links" %>