Package: freeze grunt-jslint

Do not update jslint version which deprecates indentation options.

package.json

@@ -18,7 +18,7 @@
     "grunt-contrib-uglify": "~0.2.x",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-curl": "~1.2.1",
-    "grunt-jslint": "~1.1.x",
+    "grunt-jslint": "1.1.14",
     "grunt-open": "~0.2.2",
     "sinon": "~1.7.3"
   },