[R] define a new family (and a new link function) for gam in gam package

[Simon Wood]

> I am using gam in gam package (not in mgcv) .... it is possible to force
> gam in mgcv to behave like gam in gam package?
-- not *exactly*, no. But what do you want to do? (i.e. what feature of `gam' 
do you need?)

-- 
> Simon Wood, Mathematical Sciences, University of Bath, Bath, BA2 7AY UK
> +44 1225 386603  www.maths.bath.ac.uk/~sw283