* Add the SAFE fields to the 'create user' functionality.
* Add the SAFE fields to the 'import from CSV' functionality.
* "Principals" columnfamily updated to store the SAFE fields.
Merge branch 'master' into interactionWithSAFE

Conflicts:
	node_modules/oae-principals/lib/init.js
Merge branch 'interactionWithSAFE'