use load-grunt-tasks

Gruntfile.js

@@ -10,10 +10,7 @@ module.exports = function(grunt) {
     compress: require('./grunt/config/compress.js')
   });
 
-  grunt.loadNpmTasks('grunt-contrib-jshint');
-  grunt.loadNpmTasks('grunt-contrib-concat');
-  grunt.loadNpmTasks('grunt-contrib-compass');
-  grunt.loadNpmTasks('grunt-contrib-compress');
+  require('load-grunt-tasks')(grunt);
 
   grunt.loadTasks('grunt/tasks');
 
@@ -37,7 +34,6 @@ module.exports = function(grunt) {
     ]
   );
 
-
   var spec = require('./grunt/tasks/spec.js');
 
   grunt.registerTask("execSpecsInNode",

package.json

@@ -18,6 +18,7 @@
     "grunt-contrib-concat": "~0.3.0",
     "grunt-contrib-compass": "~0.6.0",
     "grunt-contrib-compress": "~0.5.2",
+    "load-grunt-tasks": "0.3.0",
     "shelljs": "~0.1.4"
   }
 }