GTK: provides call logs in a tab

[linphone] / mediastreamer2

diff --git a/mediastreamer2 b/mediastreamer2
index 964f9bcca69967fccab626af4407efce9165a5be..40e4fefd4c76843f7d822c8013307cf230def10b 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit 964f9bcca69967fccab626af4407efce9165a5be
+Subproject commit 40e4fefd4c76843f7d822c8013307cf230def10b