updated pjsip stack
There is still a bug on incoming calls when buiding for android
diff --git a/jni/pjproject-android/tests/pjsua/mod_sipp.py b/jni/pjproject-android/tests/pjsua/mod_sipp.py
index 163a8c7..c705c96 100644
--- a/jni/pjproject-android/tests/pjsua/mod_sipp.py
+++ b/jni/pjproject-android/tests/pjsua/mod_sipp.py
@@ -1,4 +1,4 @@
-# $Id: mod_sipp.py 4188 2012-06-29 09:01:17Z nanang $
+# $Id$
 
 ## Automatic test module for SIPp.
 ##