Use latest twine

nedbat · nedbat · commit 4e624d142a1e · 2019-07-29T11:26:59.000-04:00
diff --git a/Makefile b/Makefile
@@ -77,7 +77,10 @@ manylinux:
 	docker run -it --init --rm -v `pwd`:/io quay.io/pypa/manylinux1_i686 /io/ci/manylinux.sh build
 
 kit_upload:
-	twine upload dist/*
+	twine upload --verbose dist/*
+
+test_upload:
+	twine upload --verbose --repository testpypi dist/*
 
 kit_local:
 	# pip.conf looks like this:
diff --git a/requirements/dev.pip b/requirements/dev.pip
@@ -22,4 +22,4 @@ unittest-mixins==1.4
 
 # for kitting.
 requests==2.18.4
-twine==1.9.1
+twine==1.13.0
