package version metadata for external/

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Change-Id: Ia648c21d42f494a156690368a6c1ffebd2f4f21f
diff --git a/README.version b/README.version
new file mode 100644
index 0000000..851c570
--- /dev/null
+++ b/README.version
@@ -0,0 +1,3 @@
+URL: http://downloads.xiph.org/releases/vorbis/libvorbis-1.3.1.tar.bz2
+Version: 1.3.1
+BugComponent: 42195