Add whatsnew note for 0.21.1

miker985 · miker985 · commit b3273c46b7dd · 2017-10-27T08:13:08.000-07:00
diff --git a/doc/source/whatsnew/v0.21.1.txt b/doc/source/whatsnew/v0.21.1.txt
@@ -74,6 +74,9 @@ Indexing
 I/O
 ^^^
 
+- Bug in `StataReader` not converting date/time columns with display formatting addressed (:issue:`17990`)
+
+
 Plotting
 ^^^^^^^^
 
