Require messages in bootstrap

Bootstrap does not know where to find "messages" as we have missed the require. Tell him where the messages class is located.

Author: rosen-vladimirov

lib/bootstrap.ts

@@ -90,3 +90,4 @@ $injector.require("iOSNotificationService", "./services/ios-notification-service
 $injector.require("socketProxyFactory", "./device-sockets/ios/socket-proxy-factory");
 $injector.require("iOSNotification", "./device-sockets/ios/notification");
 $injector.require("iOSSocketRequestExecutor", "./device-sockets/ios/socket-request-executor");
+$injector.require("messages", "./messages");