Update versions (#870)

- move jsdom to devDependencies
- fix issues with benchmark upgrade
- run benchmark on travis and test on node@6
- update benchmark jQuery to 3.0.0

.travis.yml

@@ -2,12 +2,14 @@ language: node_js
 node_js:
   - "stable"
   - "unstable"
-  - "4.2"
-  - "4.1"
+  - "6"
   - "4"
   - "0.12"
 script: make travis-test
 matrix:
   fast_finish: true
   allow_failures:
-    - node_js: "unstable"
+    - node_js: unstable
+  include:
+    - env: BENCHMARK=true
+      script: "node benchmark/benchmark.js --regex '^(?!.*highmem)'"

benchmark/benchmark.js

@@ -33,23 +33,25 @@ suites.add('manipulation - append', 'jquery.html', {
     $body.append(new Array(50).join('<div>'));
   }
 });
-suites.add('manipulation - prepend', 'jquery.html', {
+
+// These tests run out of memory in jsdom
+suites.add('manipulation - prepend - highmem', 'jquery.html', {
   setup: function($) {
     return $('body');
   },
   test: function($, $body) {
     $body.prepend(new Array(50).join('<div>'));
   }
 });
-suites.add('manipulation - after', 'jquery.html', {
+suites.add('manipulation - after - highmem', 'jquery.html', {
   setup: function($) {
     return $('body');
   },
   test: function($, $body) {
     $body.after(new Array(50).join('<div>'));
   }
 });
-suites.add('manipulation - before', 'jquery.html', {
+suites.add('manipulation - before - highmem', 'jquery.html', {
   setup: function($) {
     return $('body');
   },