Substrate-interface

What's Changed
* Parse author for AURA consensus by arjanz in https://github.com/polkascan/py-substrate-interface/pull/249


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.3.0...v1.3.1

What's Changed
* Swap ed25519-dalek for ed25519-zebra by arjanz in https://github.com/polkascan/py-substrate-interface/pull/238
* Using TransactionFeePaid event for fees by arjanz in https://github.com/polkascan/py-substrate-interface/pull/242
* Multisig helper functions by arjanz in https://github.com/polkascan/py-substrate-interface/pull/245 ([See example]( https://github.com/polkascan/py-substrate-interface#initiate-and-finalize-multisig-extrinsics))


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.2.9...v1.3.0

What's Changed
* Added get_param_info function to call function object by arjanz in https://github.com/polkascan/py-substrate-interface/pull/237
* Added Karura override for runtime_common type https://github.com/polkascan/py-scale-codec/issues/77

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.2.8...v1.2.9

What's Changed
* Removed deprecated get_runtime_events by arjanz in https://github.com/polkascan/py-substrate-interface/pull/232
* Added get_metadata and retrieve_extrinsic_by_hash methods by arjanz in https://github.com/polkascan/py-substrate-interface/pull/233
* Scalecodec: Updated Crust network type registry (https://github.com/polkascan/py-scale-codec/issues/75)


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.2.7...v1.2.8

Added type registry for Crust Network

Support for `F32` and `F64` SCALE types