Make circleci use node 4.3.1. Add longer timeouts to tests.

circle.yml

@@ -1,5 +1,5 @@
 machine:
   node:
-    version: 4.2.2
+    version: 4.3.1
   services:
     - redis

test/orbit-client-tests.js

@@ -13,7 +13,7 @@ const username = 'testrunner';
 const password = '';
 
 describe('Orbit Client', function() {
-  this.timeout(3000);
+  this.timeout(5000);
 
   let client, db;
   let items = [];

test/orbit-list-tests.js

@@ -19,6 +19,7 @@ const startIpfs = async (() => {
 let ipfs;
 
 describe('OrbitList', async(function() {
+  this.timeout(5000);
 
   before(async((done) => {
     ipfs = await(startIpfs());