Bug#821224: uscan: make initial hyphen optional in @ANY_VERSION@

[Osamu Aoki]

Hi,

On Sat, Apr 16, 2016 at 08:26:00PM +0100, Phil Morrell wrote:
...
>     -  [-_](\d[\-+\.:\~\da-zA-Z]*)
>     +  [-_]?(\d[\-+\.:\~\da-zA-Z]*)

This sounds like reasonable request.

Osamu