Add support for node v4 in travis.

kunalkapadia · kunalkapadia · commit 53744b451d87 · 2016-10-26T19:22:59.000+05:30
Update engines in package to use node.js >=4.6 Closes kunalkapadia#124
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,6 @@
 language: node_js
 node_js:
+  - "4.6"
   - "6.9"
   - "7.0"
 services:
diff --git a/package.json b/package.json
@@ -6,8 +6,8 @@
   "main": "index.js",
   "private": false,
   "engines": {
-    "node": "4.4.x",
-    "npm": "2.15.x"
+    "node": ">=4.6.x",
+    "npm": ">=2.15.x"
   },
   "scripts": {
     "start": "gulp serve",
