New tests for language selectors in CSS3 Selectors
Create folder for TestTWF Shanghai.
[css-device-adapt] Change width descriptor through CSSOM.
Merging https://github.com/w3c/csswg-test/pull/69
Add test for css3 background size.
Add tests for css3 background clip.
Add tests for css3 background origin.
Add tests for css3 border image.
Created support/ folder and copied necessary support files.

--HG--
rename : approved/css2.1/src/backgrounds/support/black20x20.png => contributors/howcome/submitted/support/black20x20.png
rename : approved/css2.1/src/backgrounds/support/swatch-lime.png => contributors/howcome/submitted/support/swatch-lime.png
Modified and approved multicol-break-000, multicol-fill-000,
multicol-fill-001, multicol-gap-000, multicol-overflow-000,
multicol-reduce-000 tests and associated reftests.
Modified and approved multicol-rule-* tests and
associated reftests.
Removed multicol-rule-inset-000-ref.xht,
multicol-rule-none-000-ref.xht and
multicol-rule-outset-000-ref.xht
Created a support folder for black20x20, swatch-blue,
swatch-gray, swatch-lime, swatch-orange, swatch-pink,
swatch-purple, swatch-yellow.
Filename-renamed multicol-block-clip-ref.xht as
multicol-block-clip-001-ref.xht
Filename-renamed multicol-block-clip-2-ref.xht as
multicol-block-clip-002-ref.xht

--HG--
rename : contributors/opera/submitted/multicol/multicol-block-clip-ref.xht => contributors/opera/submitted/multicol/multicol-block-clip-001-ref.xht
rename : contributors/opera/submitted/multicol/multicol-block-clip-2-ref.xht => contributors/opera/submitted/multicol/multicol-block-clip-002-ref.xht
rename : contributors/howcome/submitted/support/black20x20.png => contributors/opera/submitted/multicol/support/black20x20.png
rename : contributors/gtalbot/submitted/support/swatch-blue.png => contributors/opera/submitted/multicol/support/swatch-blue.png
rename : contributors/howcome/submitted/support/swatch-lime.png => contributors/opera/submitted/multicol/support/swatch-lime.png
rename : contributors/gtalbot/submitted/support/swatch-orange.png => contributors/opera/submitted/multicol/support/swatch-orange.png
rename : approved/css2.1/src/floats-clear/support/swatch-purple.png => contributors/opera/submitted/multicol/support/swatch-purple.png
rename : contributors/gtalbot/submitted/support/swatch-yellow.png => contributors/opera/submitted/multicol/support/swatch-yellow.png
Modified and approved multicol-block-clip-001, multicol-block-clip-002
multicol-clip-001 and multicol-clip-002 and their respective
associated reftests.
Filename-renaming multicol-columns-ref.xht as
multicol-columns-001-ref.xht.

--HG--
rename : contributors/opera/submitted/multicol/multicol-columns-ref.xht => contributors/opera/submitted/multicol/multicol-columns-001-ref.xht
Modified and approved multicol-collapsing-001 and
multicol-columns-00[1-7] and their respective associated reftests.
multicol-columns-toolong-002.xht has been filename-renamed as
multi-columns-invalid-002.xht
multicol-columns-toolong-ref.xht has been filename-renamed as
multicol-columns-toolong-001-ref.xht

--HG--
rename : contributors/opera/submitted/multicol/multicol-columns-toolong-002.xht => contributors/opera/submitted/multicol/multicol-columns-invalid-002.xht
rename : contributors/opera/submitted/multicol/multicol-columns-toolong-ref.xht => contributors/opera/submitted/multicol/multicol-columns-toolong-001-ref.xht
Renamed multicol-columns-toolong-001-ref.xht as
multicol-columns-invalid-001-ref.xht

--HG--
rename : contributors/opera/submitted/multicol/multicol-columns-toolong-001-ref.xht => contributors/opera/submitted/multicol/multicol-columns-invalid-001-ref.xht
Renamed multicol-containing-ref.xht as multicol-containing-001-ref.xht

--HG--
rename : contributors/opera/submitted/multicol/multicol-containing-ref.xht => contributors/opera/submitted/multicol/multicol-containing-001-ref.xht
Modified and approved multicol-columns-invalid-001,
multicol-columns-invalid-002, multicol-columns-toolong-001
and multicol-containing-001 and their associated reftests.
Renamed multicol-count-computed-3-ref.xht as
multicol-count-computed-003-ref.xht
Renamed multicol-count-2-ref.xht as
multicol-count-002-ref.xht

--HG--
rename : contributors/opera/submitted/multicol/multicol-count-2-ref.xht => contributors/opera/submitted/multicol/multicol-count-002-ref.xht
rename : contributors/opera/submitted/multicol/multicol-count-computed-3-ref.xht => contributors/opera/submitted/multicol/multicol-count-computed-003-ref.xht