[polari] Bump version to 3.19.3

[Florian Müllner <fmuellner src gnome org>]

commit 76f85cd7743f166e994fa91a593a4c3cc4f901f8
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed Dec 23 17:55:05 2015 +0100

    Bump version to 3.19.3
    
    Update NEWS.

 NEWS         |   13 +++++++++++++
 configure.ac |    2 +-
 2 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 6a1b2df..900bd6d 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,16 @@
+3.19.3 - "Lucy Diamond"
+=======================
+* Compress status messages on idle channels [Bastian; #711542]
+* Also load history when scrolling via keyboard [Isabella; #755547]
+* Misc. bug fixes [Florian, Kunaal; #759772, #759677, #759032]
+
+Contributors:
+  Bastian Ilsø, Kunaal Jain, Florian Müllner, Isabella Ribeiro
+
+Translations:
+  Pedro Albuquerque [pt], Jiri Grönroos [fi], Daniel Mustieles [es],
+  Muhammet Kara [tr]
+
 3.19.2 - "It was 12 Noon... of Course I was Drunk"
 ==================================================
 * Linkify all supported URI schemes [Jonas; #755563]
diff --git a/configure.ac b/configure.ac
index f2bf588..aa50f80 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([polari],[3.19.2],[https://bugzilla.gnome.org/enter_bug.cgi?product=polari],[polari])
+AC_INIT([polari],[3.19.3],[https://bugzilla.gnome.org/enter_bug.cgi?product=polari],[polari])
 AX_IS_RELEASE([git-directory])
 
 AC_SUBST([APP_ID],[org.gnome.Polari])