make all "Group By" and "View Options" popups multi-choice

[idea/community.git] / CODE_OF_CONDUCT.md

## Code of Conduct

This project and the corresponding community is governed by the [JetBrains Open Source and Community Code of Conduct](https://confluence.jetbrains.com/display/ALL/JetBrains+Open+Source+and+Community+Code+of+Conduct). Please make sure you read it.