new test files from testTWF
fixed comments
removed unnecessary elements, fixed statements
[css3-ui] Tests for nav-<dir>

Directional focus navigation
Change 'Mozilla Foundation' to 'Mozilla' to match other tests, per request in http://lists.w3.org/Archives/Public/public-css-testsuite/2013Jul/0007.html .
[css3-ui] nav-<dir>: Add author and reviewer links

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extra : rebase_source : f134dbf82e73d52fe5a10cf76154a466d3c0c92f
[css3-ui] nav-<dir>: Make tests fail when property is not supported

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extra : rebase_source : 8bcbff155801097bc676e398d3846e45deade204
[css3-ui] nav-<dir>: Add instructions for known implementations in comments

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extra : rebase_source : 757cab3bade93e83ab45459d8e7ae278fe83ea5e
Submit reftests for 'background-attachment: local'

Some of the details tested do not have a WG resolution yet.
The proposal is here:
http://lists.w3.org/Archives/Public/www-style/2013Jul/0250.html
Remove spec links from references (background-attachment: local reftests)
Add test for a float with a shape-outside and a border
Add tests for rounded rectangle shape-outside on floats
Add one more rounded rectangle test.
Merging PR #54: https://github.com/w3c/csswg-test/pull/54
changed contributor folder to match github account, moved to submitted, added reviewer link

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rename : contributors/ttwf_tokyo/_kkoichi/incoming/cssstyledeclaration-csstext.html => contributors/ttwf_tokyo/tetran/submitted/cssstyledeclaration-csstext.html
added version to spec link - required if using the ED
Merging PR #60: https://github.com/w3c/csswg-test/pull/60
Review details at https://github.com/w3c/csswg-test/commits/master/contributors/opera/submitted
fixed broken spec links
fixed anchor-less spec links