Yii Validator package was updated with the following enhancements and new features:

• added getFirstErrorMessagesIndexedByPath() and getFirstErrorMessagesIndexedByAttribute() methods to
  Result;
• added rules for validating value types - boolean, float, integer, string;
• added Result::add() method for merging other results to the base one;
• added UniqueIterable rule;
• added AnyRule rule.