Fixed QWidget setLayout rules.
Fixed QWidget setLayout rules.

Reviewer: Hugo Parente Lima <4149ba590530c5cd07e8f8a561f4e06e17776179@gmail.com>
          Luciano Wolf <luciano.wolf@openbossa.org>

enthought/pyside,M4rtinK/pyside-android,PySide/PySide,PySide/PySide,enthought/pyside,enthought/pyside,IronManMark20/pyside2,gbaty/pyside2,qtproject/pyside-pyside,RobinD42/pyside,M4rtinK/pyside-android,RobinD42/pyside,IronManMark20/pyside2,PySide/PySide,RobinD42/pyside,M4rtinK/pyside-bb10,enthought/pyside,enthought/pyside,BadSingleton/pyside2,pankajp/pyside,pankajp/pyside,BadSingleton/pyside2,qtproject/pyside-pyside,RobinD42/pyside,RobinD42/pyside,pankajp/pyside,qtproject/pyside-pyside,gbaty/pyside2,M4rtinK/pyside-bb10,BadSingleton/pyside2,RobinD42/pyside,gbaty/pyside2,qtproject/pyside-pyside,qtproject/pyside-pyside,IronManMark20/pyside2,M4rtinK/pyside-android,gbaty/pyside2,M4rtinK/pyside-bb10,M4rtinK/pyside-bb10,enthought/pyside,BadSingleton/pyside2,BadSingleton/pyside2,M4rtinK/pyside-bb10,M4rtinK/pyside-android,gbaty/pyside2,PySide/PySide,M4rtinK/pyside-android,enthought/pyside,M4rtinK/pyside-android,PySide/PySide,pankajp/pyside,RobinD42/pyside,pankajp/pyside,M4rtinK/pyside-bb10,IronManMark20/pyside2,IronManMark20/pyside2