Log Message:
Update databasers/ruby-activerecord32 to 3.2.3.

## Rails 3.2.3 (unreleased) ##

*   Added find_or_create_by_{attribute}! dynamic method. *Andrew White*

*   Whitelist all attribute assignment by default. Change the default for newly \ 
generated applications to whitelist all attribute assignment.  Also update the \ 
generated model classes so users are reminded of the importance of \ 
attr_accessible. *NZKoz*

*   Update ActiveRecord::AttributeMethods#attribute_present? to return false for \ 
empty strings. *Jacobkg*

*   Fix associations when using per class databases. *larskanis*

*   Revert setting NOT NULL constraints in add_timestamps *fxn*

*   Fix mysql to use proper text types. Fixes #3931. *kennyj*

*   Fix #5069 - Protect foreign key from mass assignment through association \ 
builder. *byroot*