Updated packages to remove vulnerabilities reported by npm

Implementation of feedcheck - not tested though

services/sender-worker.js

@@ -0,0 +1,61 @@
+'use strict';
+
+const log = require('npmlog');
+const mailers = require('../lib/mailers');
+
+const workerId = Number.parseInt(process.argv[2]);
+let running = false;
+
+/*
+const knex = require('../lib/knex');
+const path = require('path');
+const log = require('npmlog');
+const fsExtra = require('fs-extra-promise');
+const {ImportSource, MappingType, ImportStatus, RunStatus} = require('../shared/imports');
+const imports = require('../models/imports');
+const fields = require('../models/fields');
+const subscriptions = require('../models/subscriptions');
+const { Writable } = require('stream');
+const { cleanupFromPost, enforce } = require('../lib/helpers');
+const contextHelpers = require('../lib/context-helpers');
+const tools = require('../lib/tools');
+const shares = require('../models/shares');
+const _ = require('../lib/translate')._;
+*/
+
+async function sendMail() {
+    if (running) {
+        log.error('Senders', `Worker ${workerId} assigned work while working`);
+        return;
+    }
+
+    running = true;
+
+    // FIXME
+
+    running = false;
+}
+
+function sendToMaster(msgType) {
+    process.send({
+        type: msgType
+    });
+}
+
+process.on('message', msg => {
+    if (msg) {
+        const type = msg.type;
+
+        if (type === 'reloadConfig') {
+            mailers.invalidateMailer(msg.data.sendConfigurationId);
+
+        } else if (type === 'sendMail') {
+            // FIXME
+        }
+
+    }
+});
+
+sendToMaster('worker-started');
+
+