Moves the pages editor to the new editor layout.
Fixes a bug on the simple editor when switching from the visual one where the editor would not resize properly.
Moves easy-ckeditor from vendor/plugins to lib/ so Rails stops complaining and we can move to Rails 4 someday.

Gets rid of one more "DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will be removed in Rails 4.0. Move them out and bundle them in your Gemfile, or fold them in to your app as lib/myplugin/* and config/initializers/myplugin.rb. See the release notes for more on this: http://weblog.rubyonrails.org/2012/1/4/rails-3-2-0-rc2-has-been-released. (called from <top (required)> at /perso/publify/config/environment.rb:5)" message