Fixes #4263: Added migration and SQL schema files for `yii\log\DbTarget`
Fixes #5954: `yii message` command now shows user friendly error if it's not able to parse source file
Fixes #4181: Added `yii\bootstrap\Modal::$headerOptions` and `yii\bootstrap\Modal::$footerOptions`
Slovenian translation added
Reordered changelog
Fixes #4889: Application was getting into redirect loop when user wasn't allowed accessing login page. Now shows 403
[skip ci] Typo fix in guide
Added changelog line for #4181
Method 'oneWithUpdate' renamed to 'oneWithModify' at `yii\mongodb\Query`
Fix typo in polish translation [ci skip]
Added links to Looking Ahead pointing to docs mentioned
Renamed application-lifecycle diagram to request-lifecycle in docs
docs/guide/structure-filters.md - typo fixed [ci skip]
Added application lifecycle diagram
Merge pull request #5963 from softark/docs-structure-filters-fix

docs/guide/structure-filters.md - typo fixed [ci skip]
docs/guide-ja/images/request-lifecycle.png - replaced with the new one [ci skip]
docs/guide-ja/structure-models.md - typo fixed [ci skip]
docs/guide-ja/* - fix regarding the word "rate" [ci skip]
docs/guide-ja/structure-filters.md - prepared for translation [ci skip]
docs/guide-ja/structure-filters.md - WIP [ci skip]