be more consistent with kedit, undo/redo in context menu
be more consistent with kedit, undo/redo in context menu

svn path=/trunk/kdelibs/kate/; revision=269173

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