SignalR server events added
Merge branch 'master' of https://github.com/Daria-Sakura/Super-Med-Service

Conflicts:
	BLL/BLL.cs
	Super-Med-Service/Controllers/HomeController.cs
	Super-Med-Service/Hubs/DataHub.cs
	Super-Med-Service/Scripts/Action Scripts/SignalRServices/dataSrv.js