fixing indentation in some files
Merge branch 'develop' of https://github.com/openjaf/cenit into develop

Conflicts:
	app/models/hub/cart.rb
Create a field connection in the product model to know the endpoint of
the last modification. Later when you send an object to all
endpoints, you can exclude the one who throw the event.
Fix how to use in README
Merge branch 'develop' of https://github.com/openjaf/cenit into develop

Conflicts:
	README.textile