Fixing stack overflow exception in the in memory context

	modified:   Highway/SolutionInfo.cs
	modified:   Highway/src/Highway.Data.EntityFramework/Highway.Data.EntityFramework.nuspec
	modified:   Highway/src/Highway.Data/Contexts/TypeRepresentations/ObjectRepresentation.cs
	modified:   default.ps1
	new file:   nuget/Highway.Data.5.1.2.0.nupkg
	new file:   nuget/Highway.Data.5.1.3.0.nupkg
	new file:   nuget/Highway.Data.EntityFramework.5.1.2.0.nupkg
	new file:   nuget/Highway.Data.EntityFramework.5.1.3.0.nupkg