Merge pull request #388 from Ms2ger/interfaces

Cleanup some idlharness tests and make it clearer what they test.
case sensitivity of the classList attribute
Update idlharness tests to reflect #388 cleanup
Review idbfactory_open9.htm with reference patch updated

Still this test involves a warning: duplicate test name
Merge pull request #65 from w3c/submission/Ms2ger/IndexedDB

IndexedDB: Ms2ger's test
Add tests to check resolving URLs in xhtml document
Update test using the latest DOM spec
Test loading images
Test loading video
Also test <source>
Added tabindex on drawSystemFocusRing_005
Point to DOM instead of HTML spec
s/HTMLElement/Element/
Test <track src>. (This test seems to expose a garbage collection bug in presto/blink/gecko.)
Merge pull request #459 from w3c/deniak/opera-classlist

case sensitivity of the classList attribute
Move tests to web-platform-tests/url directory
Update last patch to remove the files under html/~
Review support.js files in IndexedDB/ and subdirectories

Combine the functions so that #63, #66 ~ #69 can remove the file.

Still keep IndexedDB/support.js use vendor prefix.
Remove support.js as it is ready in #461
Merge pull request #461 from zqzhang/zqzhang/IndexedDB-support.js

Review support.js files in IndexedDB/ and subdirectories
Merge pull request #67 from w3c/submissions/TestTWF/ChristopheCHARLES-IndexedDB

IndexedDB: ChristopheCHARLES's tests from Test the Web Forward Paris (2012)