First pass implementation of AnnotateIt.org's JSON Web Token based delegated authentication mechanism (no unit tests yet)
Documentation fixups
Fixing docs: lt and gt signs were messing up GitHub's markdown
yet another doc fixup
Ping Elasticsearch immediately on startup and fail fast if unavailable; CORS settings moved out to config.js; default clientConfig explicit
Whoops, adding cors.js which should have been in last commit\!
Merging changes from adding-auth branch into master