ADD: support for heinzelwerk CI/CD chain

.buildbot/dist/01-sdist.sh

@@ -0,0 +1,22 @@
+if test -z "$DIST_FORMAT" ; then
+	DIST_FORMAT="gztar"
+fi
+
+python setup.py sdist --dist-dir . --formats "$DIST_FORMAT"
+
+if test -n "$DIST_FILE" ; then
+	dist_name=`python setup.py --name`
+	dist_version=`python setup.py --version`
+	case "$DIST_FORMAT" in
+	gztar)
+		dist_suffix=".tar.gz"
+		;;
+	*)
+		dist_suffix=".${DIST_FORMAT}"
+		;;
+	esac
+	produced_file="${dist_name}-${dist_version}${dist_suffix}"
+	if test "$produced_file" != "$DIST_FILE" ; then
+		mv "$produced_file" "$DIST_FILE"
+	fi
+fi