remove Ember.FacebookMixin as it is mixed into the App in BB and add FB logout when the user logs out CLUB-628
bump bb for some basic logging during fb auth
clear the jwt token when attempting to login with FB so that we don't get failed requests if the token has expired, plus we will receive a new jwt token if the FB login is successful CLUB-628
Merge remote-tracking branch 'origin/develop' into feature/club-628

Conflicts:
	requirements/requirements.txt
Merge pull request #1353 from onepercentclub/feature/club-628

Feature/club 628