[polari] Bump version to 3.17.90

[Florian Müllner <fmuellner src gnome org>]

commit 15823bc4d6cd5103ca751860cd2fb9a97f65a12a
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Aug 20 16:33:13 2015 +0200

    Bump version to 3.17.90
    
    Update NEWS.

 NEWS         |   14 ++++++++++++++
 configure.ac |    2 +-
 2 files changed, 15 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index b68644a..653f096 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+3.17.90 - "Like Kissing the Body Shop"
+======================================
+* Clear pending messages indication while offline [Florian; #753050]
+* Indicate account errors in room list [Bastian]
+* Re-enable updated paste service integration [Bastian; #725088]
+* Misc. bug fixes and cleanups [Florian; #753335]
+
+Contributors:
+  Bastian Ilsø, Florian Müllner
+
+Translations:
+  Marek Černocký [cs], Kjartan Maraas [nb], Pedro Albuquerque [pt],
+  Daniel Mustieles [es], Dušan Kazik [sk]
+
 3.17.4 - "A Face like a Cat's Arse"
 ===================================
 * Add empty state to assist with initial setup [Bastian; #711832]
diff --git a/configure.ac b/configure.ac
index 09f359c..b2f2af5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([polari],[3.17.4],[https://bugzilla.gnome.org/enter_bug.cgi?product=polari],[polari])
+AC_INIT([polari],[3.17.90],[https://bugzilla.gnome.org/enter_bug.cgi?product=polari],[polari])
 
 AC_SUBST([APP_ID],[org.gnome.Polari])