chore: allow node v4

gajus · gajus · commit b7f6ca8dd853 · 2017-05-07T15:58:27.000+01:00
diff --git a/package.json b/package.json
@@ -36,7 +36,7 @@
     "postcss-scss": "^0.4.0"
   },
   "engines": {
-    "node": ">5.0.0"
+    "node": ">4.0.0"
   },
   "keywords": [
     "babel-plugin",
