add whatsnew

Nico Cernek · Nico Cernek · commit 2137677f1840 · 2019-08-12T15:17:29.000-06:00
diff --git a/doc/source/whatsnew/v1.0.0.rst b/doc/source/whatsnew/v1.0.0.rst
@@ -176,7 +176,7 @@ Groupby/resample/rolling
 Reshaping
 ^^^^^^^^^
 
--
+- :meth:`DataFrame.merge` now preserves right frame's row order when executing a right merge (:issue:`27453`)
 -
 
 Sparse

Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ Groupby/resample/rolling`
`176`	`176`	`Reshaping`
`177`	`177`	`^^^^^^^^^`
`178`	`178`
`179`		`--`
	`179`	+- :meth:`DataFrame.merge` now preserves right frame's row order when executing a right merge (:issue:`27453`)
`180`	`180`	`-`
`181`	`181`
`182`	`182`	`Sparse`