Tests: add non-fixture JS linting to npm test

Author: timmywil

package.json

@@ -4,7 +4,7 @@
   "description": "jQuery eslint config",
   "main": "index.js",
   "scripts": {
-    "test": "eslint test/fixtures/*.js"
+    "test": "eslint ."
   },
   "repository": {
     "type": "git",