load dev scripts from a config json

.gitignore

@@ -18,6 +18,7 @@ report/*
 coverage/*
 temp/*
 
+ext.json
 npm-debug.log
 node_modules
 

Gruntfile.js

@@ -305,6 +305,7 @@ module.exports = function(grunt) {
 			}
 		},
 
+
 		/*jshint multistr: true */
 		'compile-handlebars': {
 			dev: {
@@ -325,7 +326,8 @@ module.exports = function(grunt) {
 							MIXPANEL: '',\
 							GOOGLE_ANALYTICS: ''\
 						}\
-					}"
+					}",
+					ext: grunt.file.exists('./ext.json') ? grunt.file.read('./ext.json') : ''
 				},
 				output: 'build/dev.html'
 			},

app/auth.js

@@ -136,24 +136,22 @@ Balanced.Auth = (function() {
 		auth.set('user', user);
 		auth.set('isGuest', isGuest);
 
-		this.addObserver('user.ext', this, function() {
-			var extensions = this.get('user.ext');
+		function loadExtensions() {
+			var extensions = ENV.BALANCED.EXT || this.get('user.ext');
 			if ( !! extensions && typeof extensions === 'object') {
 				for (var key in extensions) {
 					var script, src;
-					if ( !! ENV.BALANCED.DEBUG) {
-						// for testing in development
-						src = '//localhost:5555/dist/admin.bundle.js';
-					} else {
-						src = extensions[key];
-					}
+					src = extensions[key];
 					script = document.createElement('script');
 					script['data-package'] = key;
 					script.src = src + '?' + Math.floor(Math.random() * Math.pow(2, 8));
 					document.body.appendChild(script);
 				}
 			}
-		});
+		}
+
+		if ( !! ENV.BALANCED.EXT) { loadExtensions(); }
+		this.addObserver('user.ext', this, loadExtensions);
 	};
 
 	auth.rememberLogin = function(token) {

app/index.html.hbs

@@ -15,6 +15,7 @@
 
 <script type="text/javascript">
     var ENV = {{{ env }}};
+    {{#if ext}}ENV.BALANCED.EXT = {{{ ext }}};{{/if}}
 </script>
 
 <script src="//d3nslu0hdya83q.cloudfront.net/dist/1.0/raven.min.js"></script>