Update dependencies

.eslintrc.json

@@ -41,6 +41,7 @@
     "keyword-spacing": 1, // enforce consistent spacing between keys and values in object literal properties
     "linebreak-style": 1, // enforce consistent linebreak style
     "lines-between-class-members": 1, // require or disallow an empty line between class members
+    "new-parens": ["warn"], // require parens when invoking constructors
     "no-multiple-empty-lines": ["warn", {"max": 1}], // disallow multiple empty lines
     "no-trailing-spaces": 1, // disallow trailing whitespace at the end of lines
     "no-var": 1, // require let or const instead of var

index.js

@@ -37,7 +37,7 @@ if (cluster.isMaster) {
   cluster.on('fork', worker => log.info('cluster', `Forked worker #${worker.id} [pid:${worker.process.pid}]`));
   cluster.on('exit', worker => {
     log.warn('cluster', `Worker #${worker.id} [pid:${worker.process.pid}] died`);
-    setTimeout(() => cluster.fork(), 5000);
+    cluster.fork();
   });
 } else {
   require('./src');

package.json

@@ -22,22 +22,22 @@
   },
   "dependencies": {
     "co-body": "6.0.0",
-    "config": "3.0.1",
+    "config": "3.1.0",
     "koa": "2.7.0",
     "koa-router": "7.4.0",
     "koa-static": "5.0.0",
-    "mongodb": "3.2.2",
-    "nodemailer": "5.1.1",
-    "openpgp": "github:mailvelope/openpgpjs#fix_user_verify_dist",
+    "mongodb": "3.2.6",
+    "nodemailer": "6.2.1",
+    "openpgp": "4.5.2",
     "winston": "3.2.1",
     "winston-papertrail": "1.0.5"
   },
   "devDependencies": {
     "chai": "^4.1.1",
     "chai-as-promised": "^7.1.1",
-    "eslint": "^5.15.0",
-    "mocha": "^5.2.0",
-    "sinon": "^7.2.6",
-    "supertest": "^3.0.0"
+    "eslint": "^5.16.0",
+    "mocha": "^6.1.4",
+    "sinon": "^7.3.2",
+    "supertest": "^4.0.2"
   }
 }