Sync typeshed (to new and improved asyncio stubs).

Guido van Rossum · Guido van Rossum · commit 48da74f253e6 · 2016-07-15T16:08:31.000-07:00
diff --git a/typeshed b/typeshed
@@ -1 +1 @@
-Subproject commit e05edb60f17a8b2e96633043f3cc0fc5997ceaa7
+Subproject commit cf655f6f0257498805ef78106d2e1e5f230ebfb6
