[PATCH 6 of 6 STABLE V3] ubuntu-xenial-ppa: add makefile rule

[Sean Farley]

# HG changeset patch
# User Sean Farley <sean at farley.io>
# Date 1461744460 25200
#      Wed Apr 27 01:07:40 2016 -0700
# Branch stable
# Node ID c7e4550b77296bac1d22b8ce4d27afc827dff3d5
# Parent  84df4bab0acf1dc88a3b20dbc6806938bdabcb08
# EXP-Topic docker-ppa
ubuntu-xenial-ppa: add makefile rule

diff --git a/Makefile b/Makefile
--- a/Makefile
+++ b/Makefile
@@ -191,10 +191,13 @@ docker-ubuntu-wily-ppa: contrib/docker/u
 	contrib/dockerdeb ubuntu wily --source-only
 
 docker-ubuntu-xenial: contrib/docker/ubuntu-xenial
 	contrib/dockerdeb ubuntu xenial
 
+docker-ubuntu-xenial-ppa: contrib/docker/ubuntu-xenial
+	contrib/dockerdeb ubuntu xenial --source-only
+
 fedora20:
 	mkdir -p packages/fedora20
 	contrib/buildrpm
 	cp rpmbuild/RPMS/*/* packages/fedora20
 	cp rpmbuild/SRPMS/* packages/fedora20