Drop support for node 4

danez · danez · commit 609f8afa70e1 · 2018-06-26T14:41:01.000+02:00
diff --git a/.babelrc b/.babelrc
@@ -2,7 +2,7 @@
   "presets": [
     ["env", {
       "targets": {
-        "node": 4
+        "node": 6
       }
     }],
     "flow"
diff --git a/package.json b/package.json
@@ -15,6 +15,9 @@
     "dist",
     "PATENTS"
   ],
+  "engines": {
+    "node": ">=6"
+  },
   "main": "dist/main.js",
   "scripts": {
     "build": "rimraf dist/ && babel src/ --out-dir dist/ --ignore __tests__,__mocks__",
