2.0.0 / 2012-05-29

* Enhancements

  * Add Arel::SelectManager#weighted_average[_relation]
  * Add Arel::Table#weighted_average[_relation]
  * Simpler SQL output
  * Per-method documentation

1.1.0 / 2012-05-21

* Bug fixes

  * Don't rely on ActiveRecord::Relation#quoted_table_name; use ActiveRecord::Relation#table.name instead.