Use a slightly more recent version
for check
new translation
Merge pull request #28 from funson86/master

Translated structure-filters.md and structure-widgets.md. [skip ci]
Update intro-yii.md
Update intro-upgrade-from-v1.md
Update start-installation.md
Update start-forms.md
Update start-looking-ahead.md
translate Runtime-Overview
update old tutorials.
Merge remote-tracking branch 'upstream/master' into transalting
fix a tiny error
revert incorrect change in #5617
Add support for yii\db\Expression to QueryBuiler simple conditions

fixes #5601
fix crash when setter w/o arguments is defined

fixes #5623
Merge pull request #5616 from yii2-chinesization/master

Update old files and add some new translations
Update runtime-responses.md [skip ci]
Merge pull request #5628 from pana1990/guide-es

Update runtime-responses.md [skip ci]
updated versioning policy [skip ci]