linnovate/mean — pull request #324 by kwakayama (2014-03-19 10:46:00+00:00)
Title: Add joining of multiple accounts

create PR on base of #317
It contains only the server changes.

I added the ability to join multiple accounts.
The saveOrUpdateUser function creates a new user or joins the new data to the existing user.
This Pull Request has been tested with all implemented providers (Twitter, Facebook, GitHub, Google, Linkedin).