Index: node_modules/nodemailer/lib/nodemailer.js
===================================================================
--- node_modules/nodemailer/lib/nodemailer.js	(revision 81bc7da776d8cda42939ef4ab350c88d13b4941f)
+++ node_modules/nodemailer/lib/nodemailer.js	(revision 81bc7da776d8cda42939ef4ab350c88d13b4941f)
@@ -0,0 +1,150 @@
+'use strict';
+
+const Mailer = require('./mailer');
+const shared = require('./shared');
+const SMTPPool = require('./smtp-pool');
+const SMTPTransport = require('./smtp-transport');
+const SendmailTransport = require('./sendmail-transport');
+const StreamTransport = require('./stream-transport');
+const JSONTransport = require('./json-transport');
+const SESTransport = require('./ses-transport');
+const nmfetch = require('./fetch');
+const packageData = require('../package.json');
+
+const ETHEREAL_API = (process.env.ETHEREAL_API || 'https://api.nodemailer.com').replace(/\/+$/, '');
+const ETHEREAL_WEB = (process.env.ETHEREAL_WEB || 'https://ethereal.email').replace(/\/+$/, '');
+const ETHEREAL_API_KEY = (process.env.ETHEREAL_API_KEY || '').replace(/\s*/g, '') || null;
+const ETHEREAL_CACHE = ['true', 'yes', 'y', '1'].includes((process.env.ETHEREAL_CACHE || 'yes').toString().trim().toLowerCase());
+
+let testAccount = false;
+
+module.exports.createTransport = function (transporter, defaults) {
+    let urlConfig;
+    let options;
+    let mailer;
+
+    if (
+        // provided transporter is a configuration object, not transporter plugin
+        (typeof transporter === 'object' && typeof transporter.send !== 'function') ||
+        // provided transporter looks like a connection url
+        (typeof transporter === 'string' && /^(smtps?|direct):/i.test(transporter))
+    ) {
+        if ((urlConfig = typeof transporter === 'string' ? transporter : transporter.url)) {
+            // parse a configuration URL into configuration options
+            options = shared.parseConnectionUrl(urlConfig);
+        } else {
+            options = transporter;
+        }
+
+        if (options.pool) {
+            transporter = new SMTPPool(options);
+        } else if (options.sendmail) {
+            transporter = new SendmailTransport(options);
+        } else if (options.streamTransport) {
+            transporter = new StreamTransport(options);
+        } else if (options.jsonTransport) {
+            transporter = new JSONTransport(options);
+        } else if (options.SES) {
+            transporter = new SESTransport(options);
+        } else {
+            transporter = new SMTPTransport(options);
+        }
+    }
+
+    mailer = new Mailer(transporter, options, defaults);
+
+    return mailer;
+};
+
+module.exports.createTestAccount = function (apiUrl, callback) {
+    let promise;
+
+    if (!callback && typeof apiUrl === 'function') {
+        callback = apiUrl;
+        apiUrl = false;
+    }
+
+    if (!callback) {
+        promise = new Promise((resolve, reject) => {
+            callback = shared.callbackPromise(resolve, reject);
+        });
+    }
+
+    if (ETHEREAL_CACHE && testAccount) {
+        setImmediate(() => callback(null, testAccount));
+        return promise;
+    }
+
+    apiUrl = apiUrl || ETHEREAL_API;
+
+    let chunks = [];
+    let chunklen = 0;
+
+    let requestHeaders = {};
+    let requestBody = {
+        requestor: packageData.name,
+        version: packageData.version
+    };
+
+    if (ETHEREAL_API_KEY) {
+        requestHeaders.Authorization = 'Bearer ' + ETHEREAL_API_KEY;
+    }
+
+    let req = nmfetch(apiUrl + '/user', {
+        contentType: 'application/json',
+        method: 'POST',
+        headers: requestHeaders,
+        body: Buffer.from(JSON.stringify(requestBody))
+    });
+
+    req.on('readable', () => {
+        let chunk;
+        while ((chunk = req.read()) !== null) {
+            chunks.push(chunk);
+            chunklen += chunk.length;
+        }
+    });
+
+    req.once('error', err => callback(err));
+
+    req.once('end', () => {
+        let res = Buffer.concat(chunks, chunklen);
+        let data;
+        let err;
+        try {
+            data = JSON.parse(res.toString());
+        } catch (E) {
+            err = E;
+        }
+        if (err) {
+            return callback(err);
+        }
+        if (data.status !== 'success' || data.error) {
+            return callback(new Error(data.error || 'Request failed'));
+        }
+        delete data.status;
+        testAccount = data;
+        callback(null, testAccount);
+    });
+
+    return promise;
+};
+
+module.exports.getTestMessageUrl = function (info) {
+    if (!info || !info.response) {
+        return false;
+    }
+
+    let infoProps = new Map();
+    info.response.replace(/\[([^\]]+)\]$/, (m, props) => {
+        props.replace(/\b([A-Z0-9]+)=([^\s]+)/g, (m, key, value) => {
+            infoProps.set(key, value);
+        });
+    });
+
+    if (infoProps.has('STATUS') && infoProps.has('MSGID')) {
+        return (testAccount.web || ETHEREAL_WEB) + '/message/' + infoProps.get('MSGID');
+    }
+
+    return false;
+};