[gnome-documents] release: prepare for 3.21.90

[Alessandro Bono <abono src gnome org>]

commit 8995c8532cee771bda783e06f6970173e6a0926f
Author: Alessandro Bono <abono gnome org>
Date:   Mon Aug 22 12:13:43 2016 +0200

    release: prepare for 3.21.90

 NEWS         |   14 ++++++++++++++
 configure.ac |    2 +-
 2 files changed, 15 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 76270c3..da7740b 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.21.90 - "Don't"
+==================
+
+- Add initial epub support in Books (Cosimo Cecchi, Daniel Garcia Moreno)
+- Fix bookmarking (Alessandro Bono)
+- Fix continuous mode never being disabled (Bastien Nocera)
+- Don't offer to open in file-roller (Bastien Nocera)
+- Add fullscreen and nightmode to toolbar (Bastien Nocera)
+- Hide the "Present" menu item in Books (Bastien Nocera)
+- Don't select when focusing the search entry (Dimitrios Christidis)
+- Use GtkMenuButton in OverviewSearchbar (Alessandro Bono)
+- Don't show documents in the collection dialog (Alessandro Bono)
+- Translation updates
+
 3.20.0 - "Tickets"
 ==================
 
diff --git a/configure.ac b/configure.ac
index 214b5f7..3bbfe64 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 dnl -*- mode: m4 -*-
 AC_PREREQ(2.63)
-AC_INIT([gnome-documents],[3.20.0],[],[gnome-documents])
+AC_INIT([gnome-documents],[3.21.90],[],[gnome-documents])
 
 AC_CONFIG_HEADERS([config/config.h])
 AC_CONFIG_SRCDIR([src/main.js])