Package the license file in the wheel

jakirkham · jakirkham · commit 6dc567fef2da · 2018-03-18T18:27:23.000-04:00
Makes sure the license file gets included in the wheel so that is
available for the end user to inspect in the installed environment.
diff --git a/setup.cfg b/setup.cfg
@@ -1,2 +1,5 @@
+[metadata]
+license_file = license.txt
+
 [bdist_wheel]
 universal = 1
