Added upgrade note about validation errors encoding [skip ci]
Added upgrade note about validation errors encoding [skip ci]
intersvyaz/yii,yiichina/yii,softark/yii,intersvyaz/yii,yiichina/yii,yiichina/yii,Infowatch/yii,yiisoft/yii,intersvyaz/yii,Infowatch/yii,softark/yii,Corfiot/yii,Corfiot/yii,yiisoft/yii