Stop the application whenever 503 error is returned by sign-in API.
Stop the application whenever 503 error is returned by sign-in API.

codeforamerica/streetmix,magul/streetmix,codeforamerica/streetmix,CodeForBrazil/streetmix,kodujdlapolski/streetmix,kodujdlapolski/streetmix,macGRID-SRN/streetmix,magul/streetmix,codeforamerica/streetmix,CodeForBrazil/streetmix,CodeForBrazil/streetmix,macGRID-SRN/streetmix,macGRID-SRN/streetmix,kodujdlapolski/streetmix,magul/streetmix