Code review comment for lp://qastaging/~allenap/maas/coding-standards

> Looks good. Note that a plain "make" no longer creates the test database.

I've corrected HACKING.txt.

> I wonder if it might be worth mentioning some of the other commands we have:
>
> ./bin/django deletedb — deletes the branch's local db cluster
> ./bin/django query — opens SQL shell on development db
> ./bin/django query <SQL> — executes a query on development db

I'll put Sphinx into the tree now, and add these. Ta.