New language related tests
Forgot to include .htaccess file
Add tools to update html5lib tests.
Update html5lib tests.
Add a readme for updating these tests.
Remove trailing whitespace and unusued file.
Enhance the coverage tool to allow for groups of specs to be estimated together.
Remove call to console.log.
added tests for html-longdesc

See README.html for more info.
renamed files to follow manual test naming convention

Renamed all of the manual test files (not supporting files) with a -manual suffix to satisfy naming convention for manual tests.  Updates references in README.html.
Update window-properties.html to current WebIDL.

In particular, WebIDL now defines that members of the global object end up on the object itself;
see http://dev.w3.org/2006/webapi/WebIDL/#es-attributes (second bullet, second and third
sub-bullets).
Merge pull request #394 from Ms2ger/window-own-properties

Update window-properties.html to current WebIDL; r=zcorpan
Pretty-print messages.json so git-diff shows diffs
Test that 'directory' and 'mod' elements get the HTMLUnknownElement interface.
Merge pull request #399 from Ms2ger/unknown-elements

Test that 'directory' and 'mod' elements get the HTMLUnknownElement interface; r=zcorpan
Merge pull request #382 from cptvitamin/cptvitamin/html-longdesc

added tests for html-longdesc
Merge pull request #309 from jgraham/html5lib_update

Update html5lib tests
Merge pull request #259 from r12a/r12a/html5-language-tests

New language related tests
Test for step1 of drawCustomFocusRing()
fixed typos