v3.8.0 protected

Dmytro Halinovskyi

@dmytro.halinovskyi

843a167f · Merge branch 'dmitriy/hintt' into 'master' · Sep 01, 2020

Tagged release v3.8.0

565eebd Refactor chronograph error handling
1d8b570 Add public hints for dutch auction
494f8ef Implement message module
daeb71f Add message module
fb79814 Update success/error messages