* Reduce DEFAULT_FALLBACK_FEE to 1,000,000 Koinu. Note this by itself has no effect as the required fee is higher.
* Reduce wallet minimum fees to 0.01 DOGE
* Update DEFAULT_DUST_LIMIT
* Revise derived values after updating recommended fees
* Remove fee rounding from RPC tests
* Revert tests back to Bitcoin originals where possible
* Make most of the RPC tests pass
* Add AUXPoW rpc tests
- Tests the auxpow rpc interface `getauxblock`
- Tests consensus constraints for auxpow:
- Minimum block height
- Valid scrypt proof of work
- Foreign chain ID