refactoring
Upload save photos by id [completed]
Fix registration
Save uploaded photos by id [worked only for one photo]
Merge remote-tracking branch 'origin/Development' into Astron

Conflicts:
	BinaryStudio.PhotoGallery.Domain/Services/PhotoService.cs
	BinaryStudio.PhotoGallery.Domain/Services/UserService.cs
	BinaryStudio.PhotoGallery.Web/Utils/ModelConverter.cs