deprecate `coreLead` role

[therebelrobot]

@therebelrobot commented on Wed Apr 20 2016

Description

I was being over-ambitious with user roles when I first set it up. There is no current use case differentiating core from coreLead at the moment.

Files

• config/passport.js
• models/Users.js
• seeds/development/Users.js

Tasks

• Remove all references to coreLead from codebase.