Testnet 15
Execution
- New Ledger mapping @m4ksio (#46)
- Execution State Sync + Follower engine integration @zhangchiqing (#31)
- Unique Chunk ID fix @yhassanzadeh13 (#39)
Cadence
v0.9.0 - https://github.com/onflow/cadence/releases/tag/v0.9.0
Networking
- Dynamic Channel IDs
- Improved metrics and reporting
Access
- Return Block Timestamp