Issue #3154 - DataColumn filter model validation error indication added
Issue #3154 - GridView - list of filter model validation errors added to summary
Issue #3154 - DataColumn checkForFilterErrors() now use Html::addCssClass
Render gridview table footer after table body
Fixed GridView cells calling order
Updated CHANGELOG
di doc WIP [skip ci]
Merge pull request #2801 from ElisDN/gridview-footer

Get gridview footer content after cells content
Update yii.validation.js

Если длина строки не проходит валидацию, то выводим сообщение об этом, а не длину.))
Merge pull request #3184 from Sergeygithub/patch-1

Update yii.validation.js
updated change log. [skip ci]
Fixes #503: Finished DI documentation. [skip ci]
Fix the Y2K38 bug

Adds support for timestamps beyond year 2038.
Update CHANGELOG.md
Merge pull request #3194 from kartik-v/patch-16

Fix the Y2K38 bug
Fixed test break.
Fixed code block formatting
Update CHANGELOG.md

Moved line and added author. Fixes #3198
Fixes #3204: `yii\di\Container` did not handle the `$config` parameter well in case when it does not have a default value
Fixes #3208