added appbar_background.jpg

Change-Id: If3650f74b7fbf66351d7c30cd3b93ca4b0d691a1
diff --git a/lib/appbar_background.jpg b/lib/appbar_background.jpg
new file mode 100644
index 0000000..a63d9b0
--- /dev/null
+++ b/lib/appbar_background.jpg
Binary files differ