Updated description

_template.pug

-- var siteName = "Quasseldroid";
-- var pageDescription = "Chat comfortably, everywhere.";
+- var siteName = "Quasseldroid IRC Client";
+- var pageDescription = "Chat comfortably, everywhere. Always stay connected to IRC, never miss a notification. Access all your channels on the go.";
 - var pageUrl = "https://quasseldroid.info/";
 block vars
 - var fullTitle = (page === 'index' ? siteName : pageTitle + " | " + siteName)