[gtksourceview/gnome-3-24] Release 3.23.91

[Sébastien Wilmet <swilmet src gnome org>]

commit d60f9c536924cd8057636a9fb8e109a72c24e311
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sun Mar 12 10:49:56 2017 +0100

    Release 3.23.91

 NEWS |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index 0fa95ca..ad2eb78 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+News in 3.23.91
+---------------
+* Improvements to the Visual Studio builds and add support for Visual Studio
+  2017.
+* Bug fix in Rust syntax highlighting
+* Add mimetype to python3.lang
+* Translation updates
+
 News in 3.23.90
 ---------------
 * Bug fix in GtkSourceGutterRendererPixbuf