Applying Spring Core

[dmordvinov]

1. Add spring core to dependencies
2. All services/repositories, applicationContext convert to @Component
3. Create Spring context on main method.
4. Inject repositories, application context to services.
5. Inject applicaitonContext to services,
6. Inject services to DalliHoodieApplicaiton.
7. Удалить создания объектов самостоятельно.