Release version 4.0.2

Move hal service to ssystem_ext partition.
diff --git a/Android.mk b/Android.mk
index 2169f06..ed0adc5 100644
--- a/Android.mk
+++ b/Android.mk
@@ -34,6 +34,7 @@
 LOCAL_CERTIFICATE := platform
 LOCAL_MODULE_TAGS := optional
 LOCAL_PACKAGE_NAME := AntHalService
+LOCAL_SYSTEM_EXT_MODULE := true
 
 include $(BUILD_PACKAGE)
 
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index b841d09..dd001f3 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -16,8 +16,8 @@
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.dsi.ant.server"
-    android:versionName="4.0.1"
-    android:versionCode="040001"
+    android:versionName="4.0.2"
+    android:versionCode="040002"
     android:sharedUserId="android.uid.system">
 
     <uses-sdk