diff --git a/app/models/configuration.rb b/app/models/configuration.rb
--- a/app/models/configuration.rb
+++ b/app/models/configuration.rb
@@ -36,6 +36,10 @@
     @@configurations = nil
   end
 
+  def self.enable_caching
+    @@cache = true
+  end
+
   #
   # View decision
   #