Abstract builder classes

[Niko Sams]

> I'm now done with making generic the context, type and declaration builder
>
> classes. However, there is an implementation issue which is a bit
> annoying...
>
> previously, the context builder was inherited by the type builder /
>
> declaration builder, and also by the use builder. Now, this ordering has to
>
> be enforced, because the context builder in the language support now has to
>
> inherit from the abstract declaration builder..., ie.:

wouldn't help multiple inheritance in that case?

niko

PS: I can't await using those new classes :D