* Fix issues with querying in ActiveRecord jsonb and hstore backends ([527908](https://github.com/shioyama/mobility/commit/527908d9317daee6bf91e3e1a188fb64365f7bab) and [5e6add](https://github.com/shioyama/mobility/commit/5e6addd6f01cf255f5e71666324502ace96d3eac))