send_email now uses EMAIL_TO config instead of throwing exception if email param not passed.
send_email now uses EMAIL_TO config instead of throwing exception if email param not passed.

nickaknudson/southwest-checkin,softdevbeing/-southwest-checkin,sguha00/southwest-checkin,nickaknudson/southwest-checkin,cdorros/southwest-checkin,echo0101/southwest-checkin,sguha00/southwest-checkin,echo0101/southwest-checkin,echo0101/southwest-checkin,nickaknudson/southwest-checkin,sguha00/southwest-checkin,cdorros/southwest-checkin,cdorros/southwest-checkin,softdevbeing/-southwest-checkin,softdevbeing/-southwest-checkin