Mention better 3MF support in NEWS
diff --git a/NEWS b/NEWS index 1ac8ea9..05962a0 100644 --- a/NEWS +++ b/NEWS
@@ -1,3 +1,7 @@ +X.X [201X/XX/XX] + +* Improve support for 3MF files + 1.1.1 [2016/02/07] * Build fixes for Linux
