Re: [PATCH] git-remote: show all remotes with "git remote show"

> Many other commands use the "no arguments" form to show a
> list (e.g., git-branch, git-tag). While we did show all
> remotes for just "git remote", we displayed a usage error
> for "git remote show" with no arguments. This is
> counterintuitive, since by giving it _more_ information, we
> get _less_ result.
> 
> The usage model can now be thought of as:
> 
>   - "git remote show <remote>": show a remote
>   - "git remote show": show all remotes
>   - "git remote": assume "show"; i.e., shorthand for "git remote show"
> 
> Signed-off-by: Jeff King <peff@peff.net>