Pretty print the metadata XML.

Author: pitbulk

app/controllers/saml_controller.rb

@@ -36,7 +36,7 @@ def acs
   def metadata
     settings = Account.get_saml_settings
     meta = OneLogin::RubySaml::Metadata.new
-    render :xml => meta.generate(settings)
+    render :xml => meta.generate(settings, true)
   end
 
   # Trigger SP and IdP initiated Logout requests