WebSSO support

* WebSSO support
* Run keystone under apache2
* Remove trailing whitespaces

Change-Id: I7ccd9dbf57571a03471bb06c961079f4bd099ff8
diff --git a/tests/pillar/single.sls b/tests/pillar/single.sls
index e81487c..3e7c49d 100644
--- a/tests/pillar/single.sls
+++ b/tests/pillar/single.sls
@@ -36,6 +36,6 @@
       location: /etc/keystone/fernet-keys/
     cache:
       engine: memcached
-      members: 
+      members:
       - host: localhost
-        port: 11211
\ No newline at end of file
+        port: 11211