- Allow specifying activation block height without its hash as it can be fetched from core
- Custom data dir now appends the chain in a sub directory
- Add mainnet and mainnet alpha blocks
- Report more helpful error messages for non successful http status codes

- Reduces on-chain cost by a few bytes
- Simpler space label type `SLabel` replacing `SName`
- Enforce alphanumeric rules
- Cargo fmt

- Make selection of dust outputs for auctions safer
- Remove unused script errors
- Add option to store raw tx in block index
- Add Bytes type that can be serialized as hex
- Use sensible names for space op codes
- Add forcespend command for testing
- Cargo fmt