Use canonical HTML5Shiv for Document polyfill
Fix #203, and move the cloneNode polyfill into a new entry with tests.
DOM4 spec
Doesn't work in IE7
Blank polyfill for default Element/polyfill.js.
Merge branch 'html5shiv' of github.com:Financial-Times/polyfill-service into html5shiv
Merge pull request #220 from smallmultiples/clonenode

Blank polyfill for default Element/polyfill.js.
Use native func in IE8 to avoid circular calls with html5shiv overriding createElement.  Probably faster too.
Merge branch 'clonenode' into html5shiv
Classify HTML5Shiv as a separate feature to the Document constructor (new naming convention for features that do not directly map to API names)
Reinstate HTMLDocument constructor polyfill for IE9, but properly named so it benefits from the right detect
Reinstate Document polyfill just for the constructor
Merge branch 'html5shiv' of github.com:Financial-Times/polyfill-service into html5shiv
Removed trailing comma
Merge pull request #223 from smallmultiples/html5shiv

Trailing comma in config.json
Reinstate default alias on Document constructor
Merge branch 'html5shiv' of github.com:Financial-Times/polyfill-service into html5shiv
Update test to match dependency data
Name it after the feature, not the polyfill
Add a detect for html5-elements