Generalize file.writelines() to allow iterable objects.
diff --git a/Misc/NEWS b/Misc/NEWS
index cf8e3fc..9a58c38 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -3,6 +3,8 @@
 
 Core
 
+- file.writelines() now accepts any iterable object producing strings.
+
 - PyUnicode_FromEncodedObject() now works very much like
   PyObject_Str(obj) in that it tries to use __str__/tp_str
   on the object if the object is not a string or buffer. This