Znovuposlání ověřovacího emailu
<%= form_for(resource, :as => resource_name, :url => confirmation_path(resource_name), :html => { :method => :post }) do |f| %>
<%= render "devise/shared/error_messages", resource: resource %>
<%= f.label :email %>
<%= f.email_field :email %>
<%= f.submit "Poslat ověřovací email" %>
<% end %>
<%= render :partial => "devise/shared/links" %>