[PATCH] docker: try to follow the best practices for writing Dockerfiles

[Augie Fackler]

On Sun, Oct 01, 2017 at 06:51:49PM +0200, a.mux--- via Mercurial-devel wrote:
> # HG changeset patch
> # User muxator <a.mux at inwind.it>
> # Date 1506812542 -7200
> #      Sun Oct 01 01:02:22 2017 +0200
> # Node ID b99e818a197220cf0f3a6d608bc3ddbdee6dcd18
> # Parent  0133ca39c68875e1d50e6ed48913e33e1f8f15ac
> docker: try to follow the best practices for writing Dockerfiles

queued, thanks