Trust proxy in app. Should finally make "localhost" in reverse port forwarding work automagically now that the load balancer is set up correctly.

lib/units/app/index.js

@@ -44,6 +44,7 @@ module.exports = function(options) {
   app.set('views', pathutil.resource('app/views'))
   app.set('strict routing', true)
   app.set('case sensitive routing', true)
+  app.set('trust proxy', true)
 
   if (options.disableWatch) {
     app.use(compression())