[m-rev.] for test and review: class inheritance

[Julien Fischer]

On Thu, 19 Oct 2017, Zoltan Somogyi wrote:

> For review by Julien, who I am also asking to bootcheck this
> in the C# and Java grades.

Shall do.

> (oracle1 didn't let me do so myself; I got an error about the device
> being full.)

I've fixed that.

Julien.