[BRLTTY] [patch] allow authentication via polkit

[Samuel Thibault]

Dave Mielke, on Thu 28 Jan 2016 17:18:02 -0500, wrote:
> Whatever we do should be conditional with respect to dependencies. If there are 
> several ways to communicate then we should probably support all of them

It's the same way to communicate. The question is just whether to use an
existing implementation, or recode it to avoid the glib dependency.

Samuel