[pass] Provide symbol set as command line argument

[Jason A. Donenfeld]

On Sun, Nov 13, 2016 at 2:36 PM, Michael Hoff <mail at michael-hoff.net> wrote:
> Hi Jason,
>
> sounds like a good way to circumvent the current shortcoming.
>
> I still think as long as password generation is a feature of pass, this use
> case should be supported by the default application.

Fair enough. Can you get this feature into upstream pwgen? Then I can
expose it pretty easily in pass without changing dependencies and
packaging.