2 Suggestions for add-ons

- [ ] I hope to add an index name setting function

![스크린샷(37)](https://user-images.githubusercontent.com/109005714/191789611-5a0845f9-21a7-41ba-be6f-2f3a23e10173.png)

- [ ]  Instance > variable : No scroll in Combobox 

![스크린샷 (38_)](https://user-images.githubusercontent.com/109005714/191790920-23c0f841-d87d-42b4-b496-7e464065f9f3.png)
