Active LTS and above support

.travis.yml

@@ -1,7 +1,8 @@
 language: node_js
 node_js:
-  - 'node'
+  - '8'
   - '6'
+  - '4'
 script: npm test
 after_success: npm run coverage
 notifications:

src/index.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const { JSDOM } = require('jsdom');
+const JSDOM = require('jsdom').JSDOM;
 
 // Class to return a window instance.
 // Accepts a jsdom config object.