Added tests.
Removed <datagrid> tests.
Added tests.

--HG--
rename : relaxng/tests/html5core/valid/015.html => relaxng/tests/html/elements/abbr/015-isvalid.html
rename : relaxng/tests/html5core/invalid/015.html => relaxng/tests/html/elements/abbr/015-novalid.html
rename : relaxng/tests/html5core/valid/049.html => relaxng/tests/html/elements/area/049-isvalid.html
rename : relaxng/tests/html5core/invalid/049.html => relaxng/tests/html/elements/area/049-novalid.html
rename : relaxng/tests/html5core/valid/022.html => relaxng/tests/html/elements/bdo/022-isvalid.html
rename : relaxng/tests/html5core/invalid/022.html => relaxng/tests/html/elements/bdo/022-novalid.html
rename : relaxng/tests/html5core/invalid/023.html => relaxng/tests/html/elements/bdo/023-novalid.html
rename : relaxng/tests/html5core/valid/028.html => relaxng/tests/html/elements/blockquote/028-isvalid.html
rename : relaxng/tests/html5core/valid/023.html => relaxng/tests/html/elements/br/023-isvalid.html
rename : relaxng/tests/html5core/valid/021.html => relaxng/tests/html/elements/cite/021-isvalid.html
rename : relaxng/tests/html5core/invalid/021.html => relaxng/tests/html/elements/cite/021-novalid.html
rename : relaxng/tests/html5core/valid/010.html => relaxng/tests/html/elements/code/010-isvalid.html
rename : relaxng/tests/html5core/valid/041.html => relaxng/tests/html/elements/del/041-isvalid.html
rename : relaxng/tests/html5core/valid/016.html => relaxng/tests/html/elements/dfn/016-isvalid.html
rename : relaxng/tests/html5core/invalid/016.html => relaxng/tests/html/elements/dfn/016-novalid.html
rename : relaxng/tests/html5core/valid/033.html => relaxng/tests/html/elements/div/033-isvalid.html
rename : relaxng/tests/html5core/invalid/033.html => relaxng/tests/html/elements/div/033-novalid.html
rename : relaxng/tests/html5core/valid/032.html => relaxng/tests/html/elements/dl/032-isvalid.html
rename : relaxng/tests/html5core/valid/006.html => relaxng/tests/html/elements/em/006-isvalid.html
rename : relaxng/tests/html5core/valid/034.html => relaxng/tests/html/elements/h1/034-isvalid.html
rename : relaxng/tests/html5core/invalid/034.html => relaxng/tests/html/elements/h1/034-novalid.html
rename : relaxng/tests/html5core/valid/035.html => relaxng/tests/html/elements/h2/035-isvalid.html
rename : relaxng/tests/html5core/invalid/035.html => relaxng/tests/html/elements/h2/035-novalid.html
rename : relaxng/tests/html5core/valid/036.html => relaxng/tests/html/elements/h3/036-isvalid.html
rename : relaxng/tests/html5core/invalid/036.html => relaxng/tests/html/elements/h3/036-novalid.html
rename : relaxng/tests/html5core/valid/037.html => relaxng/tests/html/elements/h4/037-isvalid.html
rename : relaxng/tests/html5core/invalid/037.html => relaxng/tests/html/elements/h4/037-novalid.html
rename : relaxng/tests/html5core/valid/038.html => relaxng/tests/html/elements/h5/038-isvalid.html
rename : relaxng/tests/html5core/invalid/038.html => relaxng/tests/html/elements/h5/038-novalid.html
rename : relaxng/tests/html5core/invalid/039.html => relaxng/tests/html/elements/h5/039-novalid.html
rename : relaxng/tests/html5core/valid/039.html => relaxng/tests/html/elements/h6/039-isvalid.html
rename : relaxng/tests/html5core/valid/026.html => relaxng/tests/html/elements/hr/026-isvalid.html
rename : relaxng/tests/html5core/invalid/026.html => relaxng/tests/html/elements/hr/026-novalid.html
rename : relaxng/tests/html5core/valid/017.html => relaxng/tests/html/elements/i/017-isvalid.html
rename : relaxng/tests/html5core/invalid/017.html => relaxng/tests/html/elements/i/017-novalid.html
rename : relaxng/tests/html5core/valid/042.html => relaxng/tests/html/elements/iframe/042-isvalid.html
rename : relaxng/tests/html5core/valid/043.html => relaxng/tests/html/elements/img/043-isvalid.html
rename : relaxng/tests/html5core/valid/050.html => relaxng/tests/html/elements/img/050-isvalid.html
rename : relaxng/tests/html5core/valid/040.html => relaxng/tests/html/elements/ins/040-isvalid.html
rename : relaxng/tests/html5core/valid/012.html => relaxng/tests/html/elements/kbd/012-isvalid.html
rename : relaxng/tests/html5core/invalid/012.html => relaxng/tests/html/elements/kbd/012-novalid.html
rename : relaxng/tests/html5core/valid/048.html => relaxng/tests/html/elements/map/048-isvalid.html
rename : relaxng/tests/html5core/valid/044.html => relaxng/tests/html/elements/object/044-isvalid.html
rename : relaxng/tests/html5core/invalid/044.html => relaxng/tests/html/elements/object/044-novalid.html
rename : relaxng/tests/html5core/valid/031.html => relaxng/tests/html/elements/ol/031-isvalid.html
rename : relaxng/tests/html5core/valid/025.html => relaxng/tests/html/elements/p/025-isvalid.html
rename : relaxng/tests/html5core/valid/046.html => relaxng/tests/html/elements/param/046-isvalid.html
rename : relaxng/tests/html5core/invalid/046.html => relaxng/tests/html/elements/param/046-novalid.html
rename : relaxng/tests/html5core/valid/027.html => relaxng/tests/html/elements/pre/027-isvalid.html
rename : relaxng/tests/html5core/valid/013.html => relaxng/tests/html/elements/q/013-isvalid.html
rename : relaxng/tests/html5core/valid/011.html => relaxng/tests/html/elements/samp/011-isvalid.html
rename : relaxng/tests/html5core/valid/008.html => relaxng/tests/html/elements/small/008-isvalid.html
rename : relaxng/tests/html5core/valid/014.html => relaxng/tests/html/elements/span/014-isvalid.html
rename : relaxng/tests/html5core/valid/007.html => relaxng/tests/html/elements/strong/007-isvalid.html
rename : relaxng/tests/html5core/valid/004.html => relaxng/tests/html/elements/style/104-isvalid.html
rename : relaxng/tests/html5core/valid/020.html => relaxng/tests/html/elements/sub/020-isvalid.html
rename : relaxng/tests/html5core/invalid/020.html => relaxng/tests/html/elements/sub/020-novalid.html
rename : relaxng/tests/html5core/valid/019.html => relaxng/tests/html/elements/sup/019-isvalid.html
rename : relaxng/tests/html5core/invalid/019.html => relaxng/tests/html/elements/sup/019-novalid.html
rename : relaxng/tests/html5core/valid/030.html => relaxng/tests/html/elements/ul/030-isvalid.html
rename : relaxng/tests/html5core/valid/018.html => relaxng/tests/html/elements/var/018-isvalid.html
rename : relaxng/tests/html5core/invalid/018.html => relaxng/tests/html/elements/var/018-novalid.html