ld-auto-import documentation update

[Nick Clifton]

Hi Ralf,

> 2002-12-27  Ralf Habacker  <ralf.habacker@freenet.de>
> 
> 	* ld.texinfo: new win32 depending topics:
>       'symbol aliasing' and 'export dll symbols'.

Approved and applied.  Grammar and spelling corrections also made.

Cheers
        Nick