Fix code sending nonblocking Ajax requests.
Fix code sending nonblocking Ajax requests.

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