Closing JSDOM window after deep scrape in an attempt to save memory. Reduced deep scrape concurrency to 5.

src/scrapers/xempire.js

@@ -5,7 +5,6 @@ const qu = require('../utils/qu');
 
 async function fetchScene(url, site, baseRelease, options) {
 	const res = await qu.get(url);
-
 	const release = await scrapeScene(res.item, url, site, baseRelease, null, options);
 
 	const siteDomain = release.query.el('meta[name="twitter:domain"]', 'content') || 'allblackx.com'; // only AllBlackX has no twitter domain, no other useful hints available