FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/jayson/lib/server/http.js

@@ -0,0 +1,26 @@
+'use strict';
+
+const http = require('http');
+const utils = require('../utils');
+
+/**
+ *  Constructor for a Jayson HTTP server
+ *  @class ServerHttp
+ *  @extends require('http').Server
+ *  @param {Server} server Server instance
+ *  @param {Object} [options] Options for this instance
+ *  @return {ServerHttp}
+ */
+const ServerHttp = function(server, options) {
+  if(!(this instanceof ServerHttp)) {
+    return new ServerHttp(server, options);
+  }
+
+  this.options = utils.merge(server.options, options || {});
+
+  const listener = utils.getHttpListener(this, server);
+  http.Server.call(this, listener);
+};
+require('util').inherits(ServerHttp, http.Server);
+
+module.exports = ServerHttp;