libkb: temporary fix for login after sigchain reset
libkb: temporary fix for login after sigchain reset

this isnt't the final solution but will work around any problems we have right now.

keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client