Meteor.startup(function() {
    var smtp = {
        username: 'sandboxc6af559021cec66224fdfe.mailgun.org',
        password: 'eb74e542fc978b41add68bbd',
        server: 'smtp.mailgun.org',
        port: 587
    }

    process.env.MAIL_URL = 'smtp://postmaster%40' + encodeURIComponent(smtp.username) + ':' + encodeURIComponent(smtp.password) + '@' + encodeURIComponent(smtp.server) + ':' + smtp.port;