Twingle fix for async page load

twingle-sq-fix.js

window.addEventListener('mercury:load', setupTwingle); //sq load event
function setupTwingle() {
	$('.twingle-form').each(function(){
		$el = $(this);
		if($el.data('loaded')==true) return;
		$el.data('loaded', true);
		var u= $el.data('u');
		var id = '_' + Math.random().toString(36).substr(2, 9);
		var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
		$el.html('<div id="twingle-public-embed-' + id + '"></div>');
		g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'/'+id; s.parentNode.insertBefore(g,s);
	});		
}