cleaning up code (get target id from backend).
renaming and removing js files for index.jag
renaming and removing js files for index.jag (modifying helpers)
adding id to activity json.
improving debug view for caramel.
use context id instead of target id.
submit likes as events.
changing the internal API to get Activity array instead of String array.
adding summarizer to summarize like events.
adding tenant domain to user object in session.
showing like count in ui.
show stream in non-lodged in user.
adding not logged in message.
refactoring.
Merge branch 'social'