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*SVN*
+* Constraints are cloned so they can't be inadvertently modified while they're
+in effect. Added :readonly finder constraint. Calling an association collection's class method (Part.foobar via item.parts.foobar) constrains :readonly => false since the collection's :joins constraint would otherwise force it to true. [Jeremy Kemper <rails@bitsweat.net>]
+
* Added :offset and :limit to the kinds of options that Base.constrain can use #2466 [duane.johnson@gmail.com]
* Fixed handling of nil number columns on Oracle and cleaned up tests for Oracle in general #2555 [schoenm@earthlink.net]