add certificate manager stub

src/certificatemanager.js

@@ -0,0 +1,37 @@
+/* jslint node:true */
+
+'use strict';
+
+var acme = require('./cert/acme.js'),
+    assert = require('assert'),
+    async = require('async'),
+    config = require('./config.js'),
+    debug = require('debug')('src/certificatemanager'),
+    paths = require('./paths.js'),
+    sysinfo = require('./sysinfo.js');
+
+exports = module.exports = {
+    initialize: initialize,
+    uninitialize: uninitialize,
+    autoRenew: autoRenew
+};
+
+function initialize(callback) {
+    if (!config.isCustomDomain()) return callback();
+
+    callback();
+    // TODO: check if dns is in sync first!
+
+    // acme.getCertificate(config.adminFqdn(), paths.APP_CERTS_DIR, function (error) {
+        // copy to nginx cert dir
+        // reload nginx
+    // });
+}
+
+function uninitialize(callback) {
+    callback();
+}
+
+function autoRenew() {
+    debug('will automatically renew certs');
+}