cp: odd behaviour; does not preserve symlink

[Denys Vlasenko]

> > Yes. It's logical. cp *copies files*. IOW: it *creates a copy
> > of an existing file*. Copy of a file should be a file.
> 
> Denys is on record as wanting the busybox copy command to work differently than 
> the usual linux copy command, because he believes surprising developers with 
> unexpected behavior somehow has security benefits.
> 
>   http://lists.busybox.net/pipermail/busybox/2008-March/064814.html

I am making it possible to have POSIX compliant cp.
Will be in 1.15.x.

--
vda