[gnome-documents] release: prepare for 3.23.91

[Cosimo Cecchi <cosimoc src gnome org>]

commit 25209eb0e4f57bccf83d072d2c8b7b5a6c27b073
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Mar 1 19:13:40 2017 -0800

    release: prepare for 3.23.91

 NEWS         |   10 ++++++++++
 configure.ac |    2 +-
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 8179a3d..01c1e03 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,13 @@
+3.23.91 - "White Moth"
+======================
+
+- Port user interactions and keybindings to GAction
+- Update theming for collection icons
+- Rewrite fullscreen controller code
+- Fix scrubbar preview positioning under Wayland
+- Stop using GdNotification
+- Add support for IANA-registered comicbook mime types
+
 3.22.0
 ==================
 
diff --git a/configure.ac b/configure.ac
index 4452295..1911721 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 dnl -*- mode: m4 -*-
 AC_PREREQ(2.63)
-AC_INIT([gnome-documents],[3.22.0],[],[gnome-documents])
+AC_INIT([gnome-documents],[3.23.91],[],[gnome-documents])
 
 AC_CONFIG_HEADERS([config/config.h])
 AC_CONFIG_SRCDIR([src/main.js])