Explicitly add files for gh-pages
Merge pull request #1307 from kenearley/explicitly-copy-files-to-dist

Explicitly add files for gh-pages
prevent default on arrow down
Merge pull request #1309 from koenpunt/prevent-default-keydown

Prevent default on arrow down
replace prop('readonly') for native readOnly
Merge pull request #1311 from koenpunt/replace-prop

Replace prop for jQuery legacy support
Merge branch 'master' into grunt-s3

Conflicts:
	public/chosen.jquery.js
	public/chosen.jquery.min.js
	public/chosen.min.css
	public/chosen.proto.js
	public/chosen.proto.min.js