Remove superfluous xo rules

wooorm · wooorm · commit 77b94344852c · 2019-05-22T10:53:40.000+02:00
diff --git a/package.json b/package.json
@@ -53,9 +53,6 @@
     "prettier": true,
     "esnext": false,
     "rules": {
-      "guard-for-in": "off",
-      "no-var": "off",
-      "prefer-arrow-callback": "off",
       "no-eq-null": "off",
       "eqeqeq": "off"
     },
