pass bo_client to ember 2.8, adjust for the hack around the aupac-typeahead bug in 2.8 (c.f. https://github.com/aupac/ember-aupac-typeahead/issues/23)
ExpiresActive <%= scope.function_bool2httpd([@expires_active]) %>
<%- if ! @expires_default.nil? and ! @expires_default.empty? -%>
ExpiresDefault "<%= @expires_default %>"
<%- end -%>
<%- if ! @expires_by_type.nil? and ! @expires_by_type.empty? -%>
<%- [@expires_by_type].flatten.each do |line| -%>
<%- line.map do |type, seconds| -%>
ExpiresByType <%= type %> "<%= seconds -%>"
<%- end -%>
<%- end -%>
<%- end -%>