Prefixed regions and contentEditable tests
unprefixing contentEditable tests
small fixes for the regions and contentEditable tests
Merge pull request #109 from mibalan/contentEditable

[merge] [css3-regions] (Smoke) tests for regions and contentEditable

The CSS test repo has recently undergone a big reorganization. We're taking care of all of the open PRs created previously from the old directory structure, merging them in as unreviewed, moving them to the correct new locations, and marking them unreviewed in Shepherd. Full details of this are explained here:

http://lists.w3.org/Archives/Public/public-css-testsuite/2014Jun/0023.html.