Bug#931238: hot armor: please drop "Version: " header

[Clint Adams]

On Fri, Jun 28, 2019 at 05:38:36PM -0400, Daniel Kahn Gillmor wrote:
> "hot armor" currently adds a comment line to its enarmored content:
> 
> Version: hot 0.21.3
> 
> Best practices these days omits indicators of what particular OpenPGP
> implementation is in use.   Please do not emit it by default!

Should rfc4880bis deprecate this?