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add test_case files
Add a test for overflow:ellipsis
Dynamic create test_case files
Test case:Blending in a group with filter.
remove comments from source code
Add missing semicolon and use Ahem font.
Merge pull request #353 from windtale/master

Test case:Blending in a group with filter.
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Merge pull request #349 from chemdemo/master

Remove comments from source code.
Merge pull request #355 from fistsunly8802/master

Circle with SVG background
Merge pull request #348 from yreenchan/overflow_ellipsis

[ttwf-shenzhen] Add a test for overflow:ellipsis