Move invalid route owin handler from OwinHttpServer to Startup.
Clean up resharper warnings in RavenTestBase
Move RavenDbServer to Raven.Database.Server
Decouple HttpJsonRequest from HttpJsonRequestFactory
Inject HttpMessageHandler factory into HttpJsonRequest. Will allow injection of an owin request handler factory
EmbeddableDocumentStore, that now lives in Raven.Database, configures HttpJsonRequestFactory to use an owin http message handler to invoke requests against RavenDB server.
Delete Raven.Client.Embedded projects.