Add NEWS blurb

pitrou · pitrou · commit 1702e22a03c2 · 2017-12-19T22:24:40.000+01:00
diff --git a/Misc/NEWS.d/next/Core and Builtins/2017-12-19-22-24-36.bpo-32346.Pfuszf.rst b/Misc/NEWS.d/next/Core and Builtins/2017-12-19-22-24-36.bpo-32346.Pfuszf.rst
@@ -0,0 +1 @@
+Speed up slot lookup during class creation

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Speed up slot lookup during class creation`