fix typo

Fix case for ActiveField::checkboxTemplate use

Fixes #3716: `DynamicModel::validateData()` does not call `validate()` if the `$rules` parameter is empty

Fix label() method and make more templates configurable

fix #3478

Fixes #3715: Fixed the bug that using a custom pager/sorter with `GridView` may generate two different pagers/sorters if the layout configures two pagers/sorters

yii\redis\ActiveRecord::deleteAll() refactoring 

yii\redis\ActiveRecord::deleteAll() refactoring - no need to write to socket 2 times when nothing found

yii\redis\ActiveRecord::deleteAll() refactoring - no need to write to socket 2 times when nothing found

Masked input widget upgrade fixing #3196

Support contribution credits updated

fixes #3587

fixes #3694