[wwwdocs] 4.2 libstdc++ entry

[Benjamin Kosnik]

Smith-Rowland, Edward M wrote:
> The only problem I see is that the tr1 status could be different between 4.2 and 4.3 even though there is a sentence explaining that the status conforms to mainline.  I don't want 4.2 users complaining about a lack-o-bessel function ;-).  I guess we need to split off for release branches.
> 
> I could take a crack at this.  The only issue is where to put them?
> ext/tr1_4_1.html, ext/tr1_4_2.html, ...?

Thanks Ed.

I suppose a much simpler way to solve this would be to just change the 
wording to something like:

"current implementation status for TR1 can be tracked"

instead of the current text.

Or, remove the link, like the 4.1 release notes.

-benjamin