Upgrade polkadot to v0.9.12
kozyrevdev 2021-11-01 #cadd585
- manual merge of develop
Igor Kozyrev 2021-10-27 #1bd93c2
Enforce codestyle
usetech-llc 2021-07-08 #3fb6236
- Merge remote-tracking branch 'origin/develop' into feature/polkadot-v0.9.12
Yaroslav Bolyukin 2021-10-25 #0c35b06