Modified and approved multicol-span-float-001,
multicol-span-none-001, multicol-table-cell-001,
multicol-table-cell-height-001, multicol-table-cell-height-002

--HG--
rename : contributors/opera/submitted/multicol/multicol-span-float-ref.xht => contributors/opera/submitted/multicol/multicol-span-float-001-ref.xht
rename : contributors/opera/submitted/multicol/multicol-span-none-ref.xht => contributors/opera/submitted/multicol/multicol-span-none-001-ref.xht
rename : contributors/opera/submitted/multicol/multicol-table-cell-ref.xht => contributors/opera/submitted/multicol/multicol-table-cell-001-ref.xht
rename : contributors/opera/submitted/multicol/multicol-table-cell-height-ref.xht => contributors/opera/submitted/multicol/multicol-table-cell-height-001-ref.xht