[PATCH] bfd: unify texi generation rules

[Nick Clifton]

Hi Mike,

> The logic between these rules are extremely similar, so unify them
> into a single variable by leveraging make $@ and $< variables.
> 
> Also add automake silent rule support while we're here.

Sorry - I think that I missed this one.

>   bfd/doc/Makefile.am | 121 +++++++++++---------------------------
>   bfd/doc/Makefile.in | 137 +++++++++++++-------------------------------

Approved - please apply.

Cheers
   Nick