Add tests for the browsing contexts
Update codes as review suggestions

1. Change the document charset
2. Change the to xhtml
3. Remove help link
4. BackCompat test and etc

Signed-off-by: xiaojunwu <xiaojunx.a.wu@intel.com>
Remove the doctype of xhtml
Tests for the window's frameElement attribute
Update according to review suggestions
Resolve issues

1. Merge frameelement-02.html into ~-01.html
2. Use Pipe as review suggestion to get a dynamic url

Signed-off-by: xiaojunwu <xiaojunx.a.wu@intel.com>
Remove the end </embed> tag
Do the testing right after the iframe element is appended
Rename the test filename frameElement.sub.html
tests for callbacks attached and changed
adding missing resource file
refactoring 'move' test according to Dominic's notes
Remove doctype and update feedline characters
Remove the </iframe> tag and replace the line feed characters
Remove test files in IndexedDB/submissions/Opera/non-finished

- duplicate checkpoints.
Merge pull request #832 from yunxiaoxie/yunxiaoxie/not-finished2

Remove test files in IndexedDB/submissions/Opera/non-finished
cc Moved some RDFa Lite tests to make spec.
cc Moved another RDF Lite file to match spec.
cc Updated messages.json file.
refactoring tests according to Dominic's notes
cc Added some meta@name tests. Merges PR #707.