Add a minimal MANIFEST.in. Fixes #1489.

Guido van Rossum · Guido van Rossum · commit 632057ebabae · 2016-05-06T08:29:44.000-07:00
This does not specify all files; the remaining files are derived from
the spec in setup.py when you run `setup.py sdist`.
diff --git a/MANIFEST.in b/MANIFEST.in
@@ -0,0 +1,2 @@
+recursive-include lib-typing *.py
+recursive-include scripts *

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	`+recursive-include lib-typing *.py`
	`2`	`+recursive-include scripts *`