Adds small hack in tests so they can run in node 0.8.x

Author: c4milo

test/test.js

@@ -9,6 +9,9 @@ var Lab = require('lab');
 
 // Test shortcuts
 
+// This is a hack for node 0.8.x
+global.setImmediate = global.setImmediate || process.nextTick.bind(process)
+
 var lab = exports.lab = Lab.script();
 var expect = Code.expect;
 var describe = lab.describe;