bump min node version

marcelduran · marcelduran · commit 3cdf8eed4caf · 2020-06-17T15:06:27.000-07:00
diff --git a/package.json b/package.json
@@ -25,7 +25,7 @@
     "test": "./node_modules/mocha/bin/mocha -R spec test/*-test.js"
   },
   "engines": {
-    "node": ">=4.9.1  "
+    "node": ">=6.4.0"
   },
   "dependencies": {
     "commander": "^5.1.0",
