fixed facebook response: username missing put user instead
fixed facebook response: username missing put user instead

gustavoam/django-social-auth,adw0rd/django-social-auth,1st/django-social-auth,sk7/django-social-auth,vuchau/django-social-auth,michael-borisov/django-social-auth,beswarm/django-social-auth,qas612820704/django-social-auth,antoviaque/django-social-auth-norel,lovehhf/django-social-auth,VishvajitP/django-social-auth,caktus/django-social-auth,beswarm/django-social-auth,VishvajitP/django-social-auth,omab/django-social-auth,limdauto/django-social-auth,dongguangming/django-social-auth,MjAbuz/django-social-auth,qas612820704/django-social-auth,lovehhf/django-social-auth,vxvinh1511/django-social-auth,limdauto/django-social-auth,vxvinh1511/django-social-auth,duoduo369/django-social-auth,mayankcu/Django-social,dongguangming/django-social-auth,vuchau/django-social-auth,czpython/django-social-auth,michael-borisov/django-social-auth,krvss/django-social-auth,caktus/django-social-auth,gustavoam/django-social-auth,MjAbuz/django-social-auth,WW-Digital/django-social-auth,omab/django-social-auth,getsentry/django-social-auth