Merge pull request #3 from dennisg/master

This allows for CORS
Modified PUT to POST to comply with RESTful principles
Added info about deprecated couchdb provisioning
Updated recipe and cookbooks to install nodejs and npm with apt
Merge pull request #4 from dennisg/master

Preparations for heroku deployment
Added timestamp to newly created messages.
Fixed intendation
Merge branch 'master' of git://github.com/dennisg/luminis-js-challenge-server into dennisg-master

Conflicts:
	rest-server/app.js