DMD compiler platform documentation AWOL

[Joakim via Digitalmars-d]

On Sunday, 25 January 2015 at 10:41:10 UTC, John Chapman wrote:
> Looks like the documentation for DMD's command line switches 
> and platform-specific information has disappeared from the 
> site. It used to live under "Downloads & Tools" in menus 
> labelled "Linux notes", "Windows notes" etc.

I noticed this and tracked down the PR where it was removed, to 
ask yesterday why it was done:

https://github.com/D-Programming-Language/dlang.org/pull/780#discussion_r23495850