Renaming insight to `insight'

[Eli Zaretskii]

> From: Tom Tromey <tromey@redhat.com>
> Date: 07 Dec 2000 16:12:34 -0700
>  
> -int use_windows = 1;
> +int use_windows = 0;
>  
>  extern char lang_frame_mismatch_warn[];		/* language.c */
> 
> This part of change has gone without public comment so far.  (And
> without any apparent review by the maintainers.)

I did see it, but didn't comment because I have no objections to this
change.

> I personally like this.  That is why I implemented it.  When I use gdb
> from the command line I always use `gdb -nw', which gets annoying
> after a while.

If the patch is accepted, we will need a suitable change for the
manual.