[PATCH 3 of 3] extdiff: drop the command alias without options example in the help text

[Matt Mackall]

On Sun, 2014-11-02 at 15:58 -0500, Matt Harbison wrote:
> # HG changeset patch
> # User Matt Harbison <matt_harbison at yahoo.com>
> # Date 1414960035 18000
> #      Sun Nov 02 15:27:15 2014 -0500
> # Branch stable
> # Node ID cc9048af72fa1ce250a76d60c1081d5b61962809
> # Parent  c83902f33e07c7546fd2c0bf0184456265f08043
> extdiff: drop the command alias without options example in the help text

These are queued for default, thanks.

-- 
Mathematics is the supreme nostalgia of our time.