updated pjsip stack
There is still a bug on incoming calls when buiding for android
diff --git a/jni/pjproject-android/tests/pjsua/inc_const.py b/jni/pjproject-android/tests/pjsua/inc_const.py
index 9edcfef..c54c0c4 100644
--- a/jni/pjproject-android/tests/pjsua/inc_const.py
+++ b/jni/pjproject-android/tests/pjsua/inc_const.py
@@ -1,4 +1,4 @@
-# $Id: inc_const.py 4177 2012-06-26 02:28:59Z nanang $
+# $Id$
 # Useful constants