updated pjsip stack
There is still a bug on incoming calls when buiding for android
diff --git a/jni/pjproject-android/pjsip-apps/src/ipjsystest/main.m b/jni/pjproject-android/pjsip-apps/src/ipjsystest/main.m
index 186fe8a..ac38841 100644
--- a/jni/pjproject-android/pjsip-apps/src/ipjsystest/main.m
+++ b/jni/pjproject-android/pjsip-apps/src/ipjsystest/main.m
@@ -1,4 +1,4 @@
-/* $Id: main.m 3552 2011-05-05 05:50:48Z nanang $ */
+/* $Id$ */
 /* 
  * Copyright (C) 2010-2011 Teluu Inc. (http://www.teluu.com)
  *