Update whatsnew and NEWS

Author: Pierre Quentel

Doc/whatsnew/3.7.rst

@@ -95,6 +95,14 @@ New Modules
 Improved Modules
 ================
 
+cgi
+---
+
+:func:`~cgi.parse_multipart` returns the same results as 
+:class:`~FieldStorage` : for non-file fields, the value associated to a key
+is a list of strings, not bytes.
+(Contributed by Pierre Quentel in :issue:`29979`.)
+
 http.server
 -----------
 

Misc/NEWS

@@ -303,6 +303,10 @@ Extension Modules
 Library
 -------
 
+- bpo-29979: rewrite cgi.parse_multipart, reusing the FieldStorage class and
+  making its results consistent with those of FieldStorage for
+  multipart/form-data requests. Patch by Pierre Quentel.
+  
 - bpo-29649: Improve struct.pack_into() exception messages for problems
   with the buffer size and offset.  Patch by Andrew Nester.