fixed bug in stream model where forEach was used instead of map.  Also added some optimisations
Merge pull request #220 from Financial-Times/error-47086707

fixed bug in stream model where forEach was used instead of map.
Stream IDs do not need encoding
Merge pull request #221 from Financial-Times/fix-next-bugs-20

Stream IDs do not need encoding
Merge branch 'master' of http://github.com/Financial-Times/next-dobi into ft-next-express

* 'master' of http://github.com/Financial-Times/next-dobi:
  Stream IDs do not need encoding
  fixed bug in stream model where forEach was used instead of map.  Also added some optimisations

Conflicts:
	server/models/stream.js
	templates/components/stream/related.html