lib/foodsoft_mailall/app/views/admin/mailall/_menu_button.html.haml
.btn-group
= link_to url_for(controller: 'mailall', action: 'expand'), data: {toggle: 'dropdown'}, class: 'btn dropdown-toggle', remote: true do
Mail members
%span.caret
%ul.dropdown-menu#mailall_links
%li.unavailable= link_to 'loading...', '#'