Link against QtCore and add it to the include directories.
Link against QtCore and add it to the include directories.

Reviewed by Marcelo Lira <marcelo.lira@openbossa.org>

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