Add libzxing.so to the list of files.
diff --git a/prebuilt/common/bin/backuptool.sh b/prebuilt/common/bin/backuptool.sh
index e73f0ef..1f256bf 100755
--- a/prebuilt/common/bin/backuptool.sh
+++ b/prebuilt/common/bin/backuptool.sh
@@ -67,6 +67,7 @@
 framework/com.google.android.maps.jar
 lib/libinterstitial.so
 lib/libspeech.so
+lib/libzxing.so
 EOF
 }