[cod] Patch 1.4

[Ryan C. Gordon]

Brandon R. Miller wrote:
> They broke the Windows *+set fs_basepath* setting. None of our servers 
> will work now using a base installation.
>  
> *Error during initialization:
> No IWD files found in /main*

If you have a fs_homepath with an empty "main" directory, remove it.

I fixed this in the Linux server, because most people would have a 
~/.cod4 dir by default, but I bet some Windows configs get bit by it.

--ryan.