[wwwdocs] readings.html -- update Blackfin link

[Jie Zhang]

Ian & Gerald,

Gerald Pfeifer wrote:
> On Tue, 28 Nov 2006, Ian Lance Taylor wrote:
>> Docs patches normally do need approval.
> 
> Yup.
> 
See.

>> That particular patch is obvious enough that I'll approve it.
> 
> Thanks for looking at this one!  Jie, it is true that I am listed as
> doc co-maintainer, but since our documentation covers a _very_ broad
> area of the compiler, it's usually up to the specific maintainers to
> review/approve doc patches.
> 
Thanks for approving it. Since it's a bug fix for docs, I committed it 
on trunk and 4.2/4.1 branches.


Jie