Update for new jshint

Author: garyb

.jshintrc

@@ -5,7 +5,7 @@
   "freeze": true,
   "funcscope": true,
   "futurehostile": true,
-  "globalstrict": true,
+  "strict": "global",
   "latedef": true,
   "maxparams": 1,
   "noarg": true,

package.json

@@ -6,7 +6,7 @@
   },
   "devDependencies": {
     "jscs": "^1.13.1",
-    "jshint": "^2.8.0",
+    "jshint": "^2.9.1-rc.1",
     "pulp": "^4.0.2",
     "rimraf": "^2.4.1"
   }