Add CHANGELOG entry

activerecord/CHANGELOG.md

@@ -1,5 +1,8 @@
 ## Rails 3.2.0 (unreleased) ##
 
+*   'on' and 'ON' boolean columns values are type casted to true
+    *Santiago Pastorino*
+
 *   Added ability to run migrations only for given scope, which allows
     to run migrations only from one engine (for example to revert changes
     from engine that you want to remove).

railties/guides/source/3_2_release_notes.textile

@@ -264,6 +264,8 @@ h5. Deprecations
 
 h3. Active Record
 
+* 'on' and 'ON' boolean columns values are type casted to true
+
 * Implemented <tt>ActiveRecord::Relation#explain</tt>.
 
 * Implements <tt>AR::Base.silence_auto_explain</tt> which allows the user to selectively disable automatic EXPLAINs within a block.