Merge pull request #643 with the following changes by me:

- /shadow/ -> ::shadow
- /shadow-all/ or /shadow-deep/ -> /deep/
- createSR(x) -> x.createShadowRoot()
- updated meta descriptions, links

commit 9465654fba06414ed9a5ca68def4499c698c115a
Author: KenjiBaheux <kenji@baheux.net>
Date:   Tue Mar 11 16:11:25 2014 +0900

    Updated to latest spec and adjusted expectations

    Using /shadow/ and /shadow-deep/
    Adjusted expectations based on crbug.com/337616#c10

commit 65ff86aa873dcf1ce7856d4abc82f0de8535da28
Author: KenjiBaheux <kenji@baheux.net>
Date:   Mon Feb 17 15:07:21 2014 +0900

    Fixed typo

commit 73d8f66b5d0565a3a51650e156bc5dd4ac3553a8
Author: KenjiBaheux <kenji@baheux.net>
Date:   Mon Feb 17 14:57:33 2014 +0900

    Test for shadow-all shadow deep w/ querySelector

    Currently using the existing naming ^ and ^^.
    Expectations might change: confirming expectations at crbug.com/337616.