[PATCH 6 of 6 STABLE V2] 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 cfcd065cae29673c180892ae692e986661a4adc6
# Parent  b67f8704ca807084ee6851cea75ec5b1bfef4e2c
# EXP-Topic docker-ppa
ubuntu-xenial-ppa: add makefile rule

diff --git a/Makefile b/Makefile
--- a/Makefile
+++ b/Makefile
@@ -196,10 +196,14 @@ docker-ubuntu-wily-ppa: docker-ubuntu-ge
 
 docker-ubuntu-xenial: CODENAME=xenial
 docker-ubuntu-xenial: docker-ubuntu-gen
 	contrib/dockerdeb ubuntu $(CODENAME)
 
+docker-ubuntu-xenial-ppa: CODENAME=xenial
+docker-ubuntu-xenial-ppa: docker-ubuntu-gen
+	contrib/dockerdeb ubuntu $(CODENAME) --source-only
+
 fedora20:
 	mkdir -p packages/fedora20
 	contrib/buildrpm
 	cp rpmbuild/RPMS/*/* packages/fedora20
 	cp rpmbuild/SRPMS/* packages/fedora20