Merge pull request #1509 from sharelatex/as-update-google-config

Use env var for brandPrefix for compatibility with google infrastructure

GitOrigin-RevId: c7749007d3fbd3746cd8f6771d6b394f5864dd9f

services/web/config/settings.defaults.coffee

@@ -398,7 +398,7 @@ module.exports = settings =
 	appName: "ShareLaTeX (Community Edition)"
 	adminEmail: "placeholder@example.com"
 
-	brandPrefix: "sl-"
+	brandPrefix: process.env['BRAND_PREFIX'] || "sl-"
 
 	nav:
 		title: "ShareLaTeX Community Edition"