Fix call to AssetConverter::convert() in AssetBundle
Merge pull request #3231 from mikehaertl/fix-assetbundle

Fix call to AssetConverter::convert() in AssetBundle
Fix DateTime cast
Update changelog
Set correct ticked ID
Fixed typo
Merge pull request #3236 from pgaultier/bugfix/dateNormalize

Bugfix/date normalize
removed incorrect doc. [skip ci]
file helper did not preserve relative paths
view did not use the correct assetmanager
added search form to api docs
ensure assetmanager and baseurl to handle relative urls correctly
rewrote overview of guide. [skip ci]
renamed jssearch
Merge branch 'master' of git://github.com/yiisoft/yii2
use mb_ string functions to truncate description