Remove lastStreetId if it matches the deleted street.
Remove lastStreetId if it matches the deleted street.

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