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Document the switch from memcache-client to dalli

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1 parent decff78 commit 3dd5444e56e009276d24a49f451e860daeafd613 @trevorturk trevorturk committed Feb 28, 2013
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  1. +2 −0 guides/source/upgrading_ruby_on_rails.md
@@ -85,6 +85,8 @@ Rails 4.0 extracted Active Resource to its own gem. If you still need the featur
* Rails 4.0 has the removed XML parameters parser. You will need to add the `actionpack-xml_parser` gem if you require this feature.
+* Rails 4.0 changes the default memcached client from `memcache-client` to `dalli`. To upgrade, simply add `gem 'dalli'` to your `Gemfile`.
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* Rails 4.0 changed how `assert_generates`, `assert_recognizes`, and `assert_routing` work. Now all these assertions raise `Assertion` instead of `ActionController::RoutingError`.
* Rails 4.0 also changed the way unicode character routes are drawn. Now you can draw unicode character routes directly. If you already draw such routes, you must change them, for example:

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