Rename projects:
- Upcheck.DAL.Contract to UpCheck.Contract
- UpCheck.DAL.Domain to UpCheck.Domain

Add POCO entities to UpCheck.Domain (with modificator abstract)

Add project UpCheck.Domain.Default with default realization

Add empty project:
- UpCheck.BLL
- UpCheck.Exception

Add Common projects libraries:
- Common.Domain
- Common.Domain.Default
- Common.Exception
- Common.DAL.Exception
- Common.DAL.Contract
- Common.DAL.NHibernate
- Common.DAL.FoxPro

Enable NuGet Manager in solution UpCheck
Add "manual/Работа с Git.pdf" manual about of Git
Update CDM and PDM models:
- Add recurse reference to ServiceCategory