SF-281

Split rdf into new Repository RdfJs

Merged lang and polyfill directories
SF-281 Moved now.js into polyfill repository
SF-281 - Split Tests from jazzHands into separate repos
SF-281

Added .gitignore
Added package.json
SF-281 polyfill now has a LICENCE and a README.  Also took the extra time to add the licence to the top of each file, now if only I would write those Unit Tests