Fix #709: Use format for error message dates when unset - #790

Fix #709: Use format for error message dates when unset#790

WarLikeLaux wants to merge 16 commits into

yiisoft:masteryiisoft/validator:masterfrom

WarLikeLaux:use-format-for-error-message-datesWarLikeLaux/validator:use-format-for-error-message-datesCopy head branch name to clipboard