bump load-grunt-tasks to ^3.1.0 and grunt-banner to ^0.3.1

package.json

@@ -35,7 +35,7 @@
   "license": "MIT",
   "devDependencies": {
     "coveralls": "^2.11.2",
-    "grunt-banner": "^0.3.0",
+    "grunt-banner": "^0.3.1",
     "grunt-browserify": "^3.2.0",
     "grunt-contrib-clean": "^0.6.0",
     "grunt-contrib-jshint": "^0.11.0",
@@ -48,7 +48,7 @@
     "jquery": "~2.1.3",
     "jscoverage": "^0.5.9",
     "jscs-jsdoc": "^0.4.0",
-    "load-grunt-tasks": "^3.0.0",
+    "load-grunt-tasks": "^3.1.0",
     "nodeunit": "^0.9.0",
     "npm-shrinkwrap": "^200.1.0",
     "time-grunt": "^1.0.0"