port from qt3support to qt4 - replace addMultiCellWidget
port from qt3support to qt4 - replace addMultiCellWidget

jfmcarreira/kate,sandsmark/kate,sandsmark/kate,hlamer/kate,cmacq2/kate,hlamer/kate,hlamer/kate,hlamer/kate,DickJ/kate,DickJ/kate,DickJ/kate,cmacq2/kate,DickJ/kate,sandsmark/kate,sandsmark/kate,jfmcarreira/kate,jfmcarreira/kate,hlamer/kate,cmacq2/kate,hlamer/kate,hlamer/kate,hlamer/kate,hlamer/kate,hlamer/kate