Merging features in Qt 5.0 epic

Quite some effort goes into Qt 5.0 in order to fallback some of the features which has to be in Qt and not in KDE Frameworks.

Important: The goal of this epic is to have all the features in Qt 5.0 before the feature merge which is known to be "soon".

Status	Description	Contact
DONE	QStandardPaths	David Faure
DONE	QTemporaryFile (better defaults)	David Faure
DONE	QObject::findChildren(Qt::FindDirectChildrenOnly)	David Faure
DONE	QTemporaryDir	David Faure
IN PROGRESS	QMimeType	David Faure [waiting for legal]
IN PROGRESS	Improved locales	John Layt
IN PROGRESS	Improved date/time	John Layt
TO DO	QLockFile	David Faure	<{{{3}}}>
TO DO	QSaveFile	David Faure/Ossi	<{{{3}}}>
TO DO	QCommandLineArguments	Valentin Rusu; see qt5-feedback discussions	<{{{3}}}>
TO DO	KUrl/QUrl merge	Thiago Macieira	<{{{3}}}>
TO DO	K/Q_GLOBAL_STATIC merge	Thiago Macieira	<{{{3}}}>
TO DO	KAction/QAction merge	Valentin Rusu	<{{{3}}}>
TO DO	KProcess/KShell features in Qt?	Ossi	<{{{3}}}>
TO DO	KUser in Qt?	Ossi?	<{{{3}}}>
IN PROGRESS	Refcounted quit	Stephen Kelly