forgot to save changelog... doh

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3968 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

 *SVN*
 
+* Eager Loading support added for has_many :through => :has_many associations (see below).  [Rick Olson]
+
 * Allow has_many :through to work on has_many associations (closes #3864) [sco@scottraymond.net]  Example:
 
     class Firm < ActiveRecord::Base