Update changelog and bump version number
diff --git a/ChangeLog b/ChangeLog
index b4936b8..81beed3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,22 @@
+ver 3.20:
+	Fix GStreamer plugin file type detection.
+	Fix potential infinite loop in inotify support.
+	Fix D-Bus signatures for dict handling.
+	Fix issues with service activation.
+	Fix SDP failure handling of audio service.
+	Fix various memory leaks in input service.
+	Add secure device creation method to input service.
+	Add service information methods to serial service.
+	Add config file support to network service.
+	Add scripting capability to network service.
+	Add special on-mode handling.
+	Add optimization for SBC encoder.
+	Add tweaks for D-Bus 1.1.x libraries.
+	Add support for inquiry transmit power level.
+
+	Note:
+	This version needs at least bluez-libs-3.20
+
 ver 3.19:
 	Limit range of bitpool announced while in ACP side.
 	Use poll instead of usleep to wait for worker thread.
diff --git a/configure.in b/configure.in
index 7c17571..ab7865d 100644
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,7 @@
 AC_PREREQ(2.50)
 AC_INIT()
 
-AM_INIT_AUTOMAKE(bluez-utils, 3.19)
+AM_INIT_AUTOMAKE(bluez-utils, 3.20)
 AM_CONFIG_HEADER(config.h)
 
 AM_MAINTAINER_MODE