2.0.2 / 2012-06-06

* Bug fixes

  * Don't modify the Arel::SelectManager or ActiveRecord::Relation that #weighted_average is called on

2.0.1 / 2012-06-06

* Bug fixes

  * Support more than 1 or 2 data columns

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.