Moving a bunch of border-collapse tests into the more appropriate
tables/ folder; their associated reference files have also been
moved and support images were also copied if required.

--HG--
rename : css21/border-collapse-dynamic-colgroup-001-ref.xht => css21/tables/border-collapse-dynamic-colgroup-001-ref.xht
rename : css21/border-collapse-dynamic-colgroup-001.xht => css21/tables/border-collapse-dynamic-colgroup-001.xht
rename : css21/border-collapse-dynamic-colgroup-002-ref.xht => css21/tables/border-collapse-dynamic-colgroup-002-ref.xht
rename : css21/border-collapse-dynamic-colgroup-002.xht => css21/tables/border-collapse-dynamic-colgroup-002.xht
rename : css21/border-collapse-dynamic-colgroup-003-ref.xht => css21/tables/border-collapse-dynamic-colgroup-003-ref.xht
rename : css21/border-collapse-dynamic-colgroup-003.xht => css21/tables/border-collapse-dynamic-colgroup-003.xht
rename : css21/border-collapse-dynamic-column-001.xht => css21/tables/border-collapse-dynamic-column-001.xht
rename : css21/border-collapse-dynamic-column-002.xht => css21/tables/border-collapse-dynamic-column-002.xht
rename : css21/border-collapse-dynamic-column-003.xht => css21/tables/border-collapse-dynamic-column-003.xht
rename : css21/border-collapse-dynamic-row-001.xht => css21/tables/border-collapse-dynamic-row-001.xht
rename : css21/border-collapse-dynamic-row-002.xht => css21/tables/border-collapse-dynamic-row-002.xht
rename : css21/border-collapse-dynamic-row-003.xht => css21/tables/border-collapse-dynamic-row-003.xht
rename : css21/border-collapse-dynamic-rowgroup-001-ref.xht => css21/tables/border-collapse-dynamic-rowgroup-001-ref.xht
rename : css21/border-collapse-dynamic-rowgroup-001.xht => css21/tables/border-collapse-dynamic-rowgroup-001.xht
rename : css21/border-collapse-dynamic-rowgroup-002-ref.xht => css21/tables/border-collapse-dynamic-rowgroup-002-ref.xht
rename : css21/border-collapse-dynamic-rowgroup-002.xht => css21/tables/border-collapse-dynamic-rowgroup-002.xht
rename : css21/border-collapse-dynamic-rowgroup-003-ref.xht => css21/tables/border-collapse-dynamic-rowgroup-003-ref.xht
rename : css21/border-collapse-dynamic-rowgroup-003.xht => css21/tables/border-collapse-dynamic-rowgroup-003.xht
rename : css21/border-collapse-dynamic-table-001-ref.xht => css21/tables/border-collapse-dynamic-table-001-ref.xht
rename : css21/border-collapse-dynamic-table-001.xht => css21/tables/border-collapse-dynamic-table-001.xht
rename : css21/border-collapse-dynamic-table-002-ref.xht => css21/tables/border-collapse-dynamic-table-002-ref.xht
rename : css21/border-collapse-dynamic-table-002.xht => css21/tables/border-collapse-dynamic-table-002.xht
rename : css21/border-collapse-dynamic-table-003-ref.xht => css21/tables/border-collapse-dynamic-table-003-ref.xht
rename : css21/border-collapse-dynamic-table-003.xht => css21/tables/border-collapse-dynamic-table-003.xht
rename : css21/border-conflict-element-001a.xht => css21/tables/border-conflict-element-001a.xht
rename : css21/border-conflict-element-001b.xht => css21/tables/border-conflict-element-001b.xht
rename : css21/border-conflict-element-001c.xht => css21/tables/border-conflict-element-001c.xht
rename : css21/reference/border-conflict-element-001d-ref.xht => css21/tables/border-conflict-element-001d-ref.xht
rename : css21/border-conflict-element-001d.xht => css21/tables/border-conflict-element-001d.xht
rename : css21/reference/border-conflict-element-001e-ref.xht => css21/tables/border-conflict-element-001e-ref.xht
rename : css21/border-conflict-element-001e.xht => css21/tables/border-conflict-element-001e.xht
rename : css21/border-conflict-element-021a.xht => css21/tables/border-conflict-element-021a.xht