Fix unable to add email when signing up with twitter
Fix unable to add email when signing up with twitter

nfredrik/teambox,wesbillman/projects,vveliev/teambox,crewmate/crewmate,vveliev/teambox,teambox/teambox,vveliev/teambox,crewmate/crewmate,irfanah/teambox,crewmate/crewmate,alx/teambox,teambox/teambox,irfanah/teambox,rahouldatta/teambox,rahouldatta/teambox,ccarruitero/teambox,alx/teambox,codeforeurope/samenspel,irfanah/teambox,irfanah/teambox,nfredrik/teambox,nfredrik/teambox,vveliev/teambox,teambox/teambox,rahouldatta/teambox,nfredrik/teambox,codeforeurope/samenspel,wesbillman/projects,ccarruitero/teambox