Add jshint so travis won't break

Author: Americas

package.json

@@ -25,6 +25,7 @@
     "gulp-jshint-instafail": "^1.0.0",
     "gulp-mocha": "^3.0.1",
     "js2coffee": "^2.0.0",
+    "jshint": "^2.9.4",
     "jshint-stylish": "^2.2.0",
     "mocha": "^3.1.2",
     "mysql": "^2.5.4",