feat: ACP analytics API route (#7725)

* feat: added API route for retrieving analytics via REST API

* feat: sets is now optional, can pass in multiple sets

* fix: moved expand and added json button to panel header

* fix: matching api params to socket method

* fix: update json api button url on graph change

* fix: updated default counts based on passed in units

src/analytics.js

@@ -259,3 +259,5 @@ Analytics.getBlacklistAnalytics = function (callback) {
 		hourly: async.apply(Analytics.getHourlyStatsForSet, 'analytics:blacklist', Date.now(), 24),
 	}, callback);
 };
+
+Analytics.async = require('./promisify')(Analytics);