Makefile publishing, specifying upload

Makefile

@@ -28,6 +28,6 @@ publish:
 	git tag -a v$(VERSION) -m "Version $(VERSION) tag"  # tag version
 	git push origin v$(VERSION)  # explicitly push tag to the shared server
 	python setup.py sdist
-	twine upload dist/*
+	twine upload dist/tfields-$(VERSION).tag.gz
 
 FORCE: ;