We’ve made Phonegap / Cordova 3.6.3 available on Phonegap Build - upgrade now! For more details on what’s changed, check out the Apache Cordova 3.6 release blog post. In addition, we’ve recently updated to the latest versions of all core plugins on Phonegap Build – more details here.
If you’re working with iOS, some more recommended reading is Shazron Abdullah’s recent blog post on iOS 8 and Cordova. In fact, if you’re working with Cordova / Phonegap iOS, you should be reading all of Shazron’s blog posts. Do it.
If you have any trouble updating, just ask.