Update site for release

Change-Id:If17ec8dad1de435c9a0c15ef4d7a7e615bb3ecd2
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/incubator-asterixdb-site/+/14524
Reviewed-by: Ian Maxon <imaxon@uci.edu>
diff --git a/docs/0.9.7.1/css/site.css b/docs/0.9.7.1/css/site.css
new file mode 100644
index 0000000..055e7e2
--- /dev/null
+++ b/docs/0.9.7.1/css/site.css
@@ -0,0 +1 @@
+/* You can override this file with your own styles */
\ No newline at end of file