Bugzilla components for target libraries

[Arnaud Charlet]

> The entries in parens are only covered indirectly and may or may not
> warrant their own components.  I'd argue that it would be helpful to
> have libada and libgo components of their own (while libcpp would
> probably be overkill), but of course that's ultimately up to the
> respective maintainers.

My gut feeling is that having a single ada component is sufficient and
having ada+libada wouldn't buy us much.

But if for e.g. consistency with other components people feel strongly
that we should have a separate libada component, that would be fine with
me.

Arno