QtBase_dev_Integration #2520: SUCCESS
Tested changes (refs/builds/dev_1389297891):
http://codereview.qt-project.org/74285 [PS2] - Optimize QObject::senderSignalIndex to only iterate the d->senders once.
http://codereview.qt-project.org/66259 [PS3] - Add option NoCancelButtonOnLastPage to QWizard