Sql implementation + moving in memory stores to test

- Identity.Entity now means only Sql Server EF Identity implementation
- Identity.Entity.InMemory moved to a test project
(Identity.Entity.InMemory.Test)
- Identity.InMemory which was the identity in memory implementation also
moved to a test project (Identity.InMemory.Test)
- IClaimsFactory was promoted to a top level service and now adds any
claims found in a Role that a user belongs to.
- EF implementation now supports logins, claims, roles, two factor,
lockouts
- Initial pass at style cop (mostly line endings since resharper no
worky :()
Delete old files