QCoreApplicationPrivate::appendApplicationPathToLibraryPaths WinCE fix
QCoreApplicationPrivate::appendApplicationPathToLibraryPaths WinCE fix

On Windows CE the plugin path is likely to be the same as the
application directory. That's why we must not compare app_location
with the plugins path.
The check app_libpaths->contains(app_location) should be enough.

Autotest: tst_QApplication::libraryPaths
Reviewed-by: thartman
(cherry picked from commit c8816c6da9d265e5ccbf0385280556f9b4c521f6)

KDE/qt,KDE/qt,pruiz/wkhtmltopdf-qt,radekp/qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,KDE/qt,pruiz/wkhtmltopdf-qt,RLovelett/qt,RLovelett/qt,igor-sfdc/qt-wk,RLovelett/qt,radekp/qt,pruiz/wkhtmltopdf-qt,RLovelett/qt,radekp/qt,RLovelett/qt,KDE/qt,igor-sfdc/qt-wk,radekp/qt,pruiz/wkhtmltopdf-qt,RLovelett/qt,radekp/qt,igor-sfdc/qt-wk,radekp/qt,radekp/qt,radekp/qt,KDE/qt,KDE/qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,igor-sfdc/qt-wk,igor-sfdc/qt-wk,radekp/qt,radekp/qt,igor-sfdc/qt-wk,RLovelett/qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,RLovelett/qt,RLovelett/qt,pruiz/wkhtmltopdf-qt,KDE/qt,KDE/qt,pruiz/wkhtmltopdf-qt,RLovelett/qt,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,RLovelett/qt