[jdom-interest] Convoluted Document Construction on b10

[Jason Hunter]

> So you can understand that when you say that you are preparing for 1.5
> covariant return type feature, it means for us that jdom at b10+ will
> be unusable for at least another three years.

We won't stop supporting earlier than 1.5 releases.  It's that we could 
have a 1.5 optimized release.  Tomcat does this for example.

> May I suggest that you extend the Parent interface with the
> following method?
> 
> Content asContent()

That's another way to do it.

-jh-