[CORD-774] Added proxy to load GUI extensions in dev env

Change-Id: I9e64179cb8468c887bfc39483ee7be1650eb63cc
diff --git a/conf/browsersync-dist.conf.js b/conf/browsersync-dist.conf.js
index d80f1ef..dd768bb 100644
--- a/conf/browsersync-dist.conf.js
+++ b/conf/browsersync-dist.conf.js
@@ -1,5 +1,6 @@
 const conf = require('./gulp.conf');
-const proxy = require('./proxy');
+const proxy = require('./proxy').proxy;
+const extensionsProxy = require('./proxy').extensionsProxy;
 
 module.exports = function () {
   return {
@@ -11,6 +12,9 @@
         if (req.url.indexOf('xosapi') !== -1) {
           proxy.web(req, res);
         }
+        else if (req.url.indexOf('extensions') !== -1) {
+          extensionsProxy.web(req, res);
+        }
         else{
           next();
         }