MAGETWO-67342: L3 Javascript job green when error present in log

Author: omiroshnichenko

package.json.sample

@@ -23,7 +23,7 @@
         "grunt-contrib-watch": "^0.6.1",
         "grunt-eslint": "~19.0.0",
         "grunt-exec": "^0.4.6",
-        "grunt-jscs": "2.2.0",
+        "grunt-jscs": "~3.0.1",
         "grunt-replace": "^0.9.2",
         "grunt-styledocco": "^0.1.4",
         "grunt-template-jasmine-requirejs": "^0.2.3",