Bug 12958 [Alt. label follow-up] Set a fund owner to a fund hierarchy

Bug 12958 [Alt. label follow-up] Set a fund owner to a fund hierarchy

This alternate follow-up modifies the text of the label to
(hopefully) make it more clear. The markup has been revised someone to
make it more standard, and a warning has been added about overwriting
existing data.

Signed-off-by: Frederic Demians <f.demians@tamil.fr>
Looks good.

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Works as described, passes tests and QA script.

Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>