I do staking in Polkadot and Kusama blockchains and I need these added to koinly so I can get them integrated.
Agreed. Very important feature.
Hello!
Alex from Koinly here 
We’re working on this, but I don’t have an ETA at the moment I’m afraid.
You can track it on our feedback tracker here:
If you vote on it you will be notified when it’s completed
Sorry for the inconvenience!
Best regards,
Alex