updated interfaces: registry now has app and generic get/set for custom services, file now has Hash and Data, fileService Model() now works with kit.Model instead of interface{}
updated interfaces: registry now has app and generic get/set for custom services, file now has Hash and Data, fileService Model() now works with kit.Model instead of interface{}

app-kit/go-appkit,theduke/go-appkit,app-kit/go-appkit,theduke/go-appkit,theduke/go-appkit,app-kit/go-appkit