Update dependencies

package.json

@@ -21,25 +21,25 @@
   ],
   "devDependencies": {
     "btoa": "~1.1.1",
-    "grunt": "~0.4.1",
+    "grunt": "~0.4.2",
     "grunt-banner": "~0.2.0",
     "grunt-contrib-clean": "~0.5.0",
     "grunt-contrib-concat": "~0.3.0",
     "grunt-contrib-connect": "~0.5.0",
     "grunt-contrib-copy": "~0.4.1",
     "grunt-contrib-csslint": "~0.2.0",
-    "grunt-contrib-jshint": "~0.7.0",
-    "grunt-contrib-less": "~0.8.0",
+    "grunt-contrib-jshint": "~0.7.2",
+    "grunt-contrib-less": "~0.8.3",
     "grunt-contrib-qunit": "~0.3.0",
-    "grunt-contrib-uglify": "~0.2.4",
+    "grunt-contrib-uglify": "~0.2.7",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-csscomb": "~1.2.1",
-    "grunt-html-validation": "~0.1.11",
+    "grunt-html-validation": "~0.1.12",
     "grunt-jekyll": "~0.4.0",
-    "grunt-jscs-checker": "~0.2.5",
+    "grunt-jscs-checker": "~0.2.6",
     "grunt-saucelabs": "~4.1.2",
     "grunt-sed": "~0.1.1",
-    "load-grunt-tasks": "~0.2.0"
+    "load-grunt-tasks": "~0.2.1"
   },
   "jspm": {
     "main": "js/bootstrap",