Changes0.2.0

This is a work in progress.

Breaking	Description	Reason
YES	When method was renamed to Handle on AnonymousProjectionBuilder, AnonymousSqlProjectionBuilder, Projection and SqlProjection. When remains available for a couple more releases as an Obsolete member.	Switching to a more predominant name.
NO	Introduction of metadata aware projections.	Bringing your own envelope is not always desirable.