DTO queries and saves. Work in progress
DTO queries and saves working.
TODO: EntitySaveMapper to breeze.server.labs and nuget + Documentation
DocCode: Fix bug in productsDto query in server repo
plus a few cosmetics
DocCode: refined DTO save mapping. Moved logic into AfterSave delegate.
Still have to relocate to breeze labs.
DocCode: more DTO tests
also deleted a blank line from NorthwindDtoRepository
Merge pull request #29 from Breeze/dev

DocCode: demonstrate DTO save with new EntitySaveMapper