Update the README with website link and a NPM version badge.
Update the README with website link and a NPM version badge.

tchiotludo/spfjs,scrapp-uk/spfjs,nicksay/spfjs,scrapp-uk/spfjs,theanh/spfjs,theanh/spfjs,theanh/spfjs,scrapp-uk/spfjs,youtube/spfjs,nicksay/spfjs,youtube/spfjs,scrapp-uk/spfjs,tchiotludo/spfjs,tchiotludo/spfjs,nicksay/spfjs,theanh/spfjs,youtube/spfjs,scrapp-uk/spfjs,youtube/spfjs,theanh/spfjs,nicksay/spfjs,tchiotludo/spfjs,nicksay/spfjs,tchiotludo/spfjs,youtube/spfjs