updated pjsip stack
There is still a bug on incoming calls when buiding for android
diff --git a/jni/pjproject-android/tests/pjsua/inc_sip.py b/jni/pjproject-android/tests/pjsua/inc_sip.py
index 1e9a267..f7e6481 100644
--- a/jni/pjproject-android/tests/pjsua/inc_sip.py
+++ b/jni/pjproject-android/tests/pjsua/inc_sip.py
@@ -1,4 +1,4 @@
-# $Id: inc_sip.py 3283 2010-08-18 07:37:29Z bennylp $
+# $Id$
 #
 from socket import *
 import re