Merge pull request #42 from NickTulett/master

Update poll for 0.3.1 results api

Author: marcelduran

lib/webpagetest.js

@@ -335,8 +335,8 @@ function runTest(what, options, callback) {
   function poll(err, data) {
     // poll again when test started but not complete
     // and not when specs are done testing
-    if (!err && (!data || data && data.response &&
-        data.response.statusCode !== 200) &&
+    if (!err && (!data || data && data.data &&
+        data.statusCode !== 200) &&
         !(typeof err === 'number' && data === undefined)) {
       polling = setTimeout(getTestResults.bind(this, testId,
         resultsOptions, poll.bind(this)), options.pollResults);