Update to 0.5.9

Roll forwards to get Vector support.
Can't roll to 1.x until rustc-1.48

Test: mma
Change-Id: I88c37b194e1c9843aac099b8222defaf34fd0eb9
diff --git a/Android.bp b/Android.bp
index 9d57757..985b8e2 100644
--- a/Android.bp
+++ b/Android.bp
@@ -26,9 +26,8 @@
 
 cc_library_static {
     host_supported: true,
-    name: "libcxx-demo-cxx",
-    srcs: ["demo-cxx/demo.cc"],
-    local_include_dirs: ["demo-cxx"],
+    name: "libcxx-demo-blobstore",
+    srcs: ["demo/src/blobstore.cc"],
     generated_headers: ["cxx-demo-bridge-header", "cxx-bridge-header"],
     generated_sources: ["cxx-demo-bridge-code"],
 }