Add android-support-v4.jar to the apidemo samples in the SDK package.

Change-Id: I07a9723152ffc4f08bbfd254e886986ec0429509
diff --git a/build/sdk.atree b/build/sdk.atree
index d8fa23c..d098400 100644
--- a/build/sdk.atree
+++ b/build/sdk.atree
@@ -154,6 +154,7 @@
 development/samples/AccessibilityService       samples/${PLATFORM_NAME}/AccessibilityService
 development/samples/AccelerometerPlay          samples/${PLATFORM_NAME}/AccelerometerPlay
 development/samples/ApiDemos                   samples/${PLATFORM_NAME}/ApiDemos
+${OUT_DIR}/target/common/obj/PACKAGING/android-support-v4_intermediates/android-support-v4.jar    samples/${PLATFORM_NAME}/ApiDemos/libs/android-support-v4.jar
 development/samples/BackupRestore              samples/${PLATFORM_NAME}/BackupRestore
 development/samples/BasicGLSurfaceView         samples/${PLATFORM_NAME}/BasicGLSurfaceView
 development/samples/BluetoothChat              samples/${PLATFORM_NAME}/BluetoothChat