Re: [PATCH 2/5] submodule foreach: document '$sm_path' instead of '$path'

>  foreach [--recursive] <command>::
>  	Evaluates an arbitrary shell command in each checked out submodule.
> -	The command has access to the variables $name, $path, $sha1 and
> +	The command has access to the variables $name, $sm_path, $sha1 and
>  	$toplevel:
>  	$name is the name of the relevant submodule section in `.gitmodules`,
> -	$path is the name of the submodule directory relative to the
> -	superproject, $sha1 is the commit as recorded in the superproject,
> -	and $toplevel is the absolute path to the top-level of the superproject.
> +	$sm_path is the path of the submodule as recorded in the superproject,
> +	$sha1 is the commit as recorded in the superproject, and
> +	$toplevel is the absolute path to the top-level of the superproject.
> +	Note that to avoid conflicts with '$PATH' on Windows, the '$path'
> +	variable is now a deprecated synonym of '$sm_path' variable.
>  	Any submodules defined in the superproject but not checked out are
>  	ignored by this command. Unless given `--quiet`, foreach prints the name
>  	of each submodule before evaluating the command.