[PATCH] partial fix PR 14777: Add abbrev cmd 'fo' for 'forward-search'.

[Eli Zaretskii]

> From: Yao Qi <yao@codesourcery.com>
> Date: Wed, 7 Nov 2012 21:01:07 +0800
> 
>   (gdb) fo
>   Ambiguous command "fo": focus, forward-search.
> 
> which is inconsistent to the doc about command 'forward-search' that
> "abbreviate the command name as fo".
> 
> We can fix this problem in two ways, either remove this line above
> from the doc or define "fo" as the abbreviated command of
> 'forward-search'.  IMO, latter is better, so this is what this patch
> does.

Fine with me, thanks.