add leading space before 'domain' in config.example.js

config.example.js

@@ -12,6 +12,10 @@ var domain = ' http://localhost:3000/';
 // to enable this feature, uncomment the line below:
 // require('heapdump');
 
+
+// we prepend a space because every usage expects it
+// requiring admins to preserve it is unnecessarily confusing
+domain = ' ' + domain;
 module.exports = {
 
     // the address you want to bind to, :: means all ipv4 and ipv6 addresses