update bower_concat

.build/Gruntfile.js

@@ -19,8 +19,10 @@ module.exports = function(grunt) {
         },
         bower_concat: { // jshint ignore:line
             all: {
-                dest: './dist/bower.js',
-                cssDest: './dist/bower.css',
+                dest: {
+                    js: './dist/bower.js',
+                    css: './dist/bower.css'
+                },
                 exclude: [
                 ],
                 dependencies: {

.build/package.json

@@ -17,7 +17,7 @@
   "devDependencies": {
     "chai": "^3.5.0",
     "grunt": "^0.4.5",
-    "grunt-bower-concat": "^0.6.0",
+    "grunt-bower-concat": "^1.0.0",
     "grunt-bower-task": "^0.4.0",
     "grunt-cli": "^0.1.13",
     "grunt-contrib-clean": "^1.0.0",