Allow the WM_TASKBARCREATED message through the UIPI filter on Windows Vista and higher
Allow the WM_TASKBARCREATED message through the UIPI filter on Windows Vista and higher

This is necessary to allow Windows Explorer send the WM_TASKBARCREATED message to a Qt application
(to recreate its QSystemTrayIcon-s) even when it is running in a higher UIPI privilege level.

Merge-request: 1626
Reviewed-by: Denis Dzyubenko <f3baa9d2a2ef0e289846537f083a7f7d228f87c6@nokia.com>
Reviewed-by: Prasanth Ullattil <d18c72072270ca505c1a2770e5ca74954611d2ae@nokia.com>

igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,igor-sfdc/qt-wk,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk,igor-sfdc/qt-wk,pruiz/wkhtmltopdf-qt,pruiz/wkhtmltopdf-qt,igor-sfdc/qt-wk