Allow LZMAFile to accept modes with a "b" suffix.
diff --git a/Misc/NEWS b/Misc/NEWS
index 24eeeaa..333999f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -15,6 +15,8 @@
 Library
 -------
 
+- LZMAFile now accepts the modes "rb"/"wb"/"ab" as synonyms of "r"/"w"/"a".
+
 - The bz2 module now contains an open() function, allowing compressed files to
   conveniently be opened in text mode as well as binary mode.