<p class="clearfix">
<label><%= __('Is this field mandatory?') %></label>
<span class="group">
<label>
<input type="radio"
class="mailpoet_radio"
name="params[required]"
value="1"
{{#if params.required}}checked="checked"{{/if}} /><%= __('Yes') %>
</label>
<label>
<input
class="mailpoet_radio"
type="radio"
name="params[required]"
value=""
{{#unless params.required}}checked="checked"{{/unless}} /><%= __('No') %>
</label>
</span>
</p>