Added ww-authenticate header for basic auth when no auth details are sent.
Copy http headers correctly
Merge pull request #164 from jembi/add-www-authenticate-header

Added ww-authenticate header for basic auth when no auth details are sent
Merge pull request #166 from jembi/http-header-fix

Copy http headers correctly
Merge branch 'master' of https://github.com/jembi/openhim-core-js into mllp-support

Conflicts:
	src/middleware/router.coffee