Revert "Added memcached and set up cached items for up_matches page"

This reverts commit 983cc9c667.

config/environments/production.rb

@@ -54,14 +54,6 @@ Wrestling::Application.configure do
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
-  config.cache_store = :dalli_store,
-                    (ENV["MEMCACHIER_SERVERS"] || "").split(","),
-                    {:username => ENV["MEMCACHIER_USERNAME"],
-                     :password => ENV["MEMCACHIER_PASSWORD"],
-                     :failover => true,
-                     :socket_timeout => 1.5,
-                     :socket_failure_delay => 0.2
-                    }
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   # config.action_controller.asset_host = "http://assets.example.com"