Updated dependencies, added ftdomdelegate.
Updated colour names used in demo SASS.
Use data attribute to indicate JS has run.
Use ftdomdelegate for event binding.
Set min-width on demo Galleries.
Rename dom.js to avoid confusion with o-dom.
Use o-viewport for resize event listening.
Use o-hoverable.
Use aria attributes for selected and hidden states.
Merge pull request #13 from Financial-Times/spec-compliance

Use ftdomdelegate, o-viewport, o-hoverable.
Use aria attributes for UI states.