Substrate-interface

What's Changed
* Added support for ECDSA keypairs by arjanz in https://github.com/polkascan/py-substrate-interface/pull/154
* Automatic gas prediction when omitting `gas_limit` in `ContractInstance.exec()`
* Removed several deprecated keyword arguments



**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.0.6...v1.1

What's Changed
* New ink metadata V1 support by arjanz in https://github.com/polkascan/py-substrate-interface/pull/152


**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.0.5...v1.0.6

Fixed several helper functions 146

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.0.4...v1.0.5

Changes

* Fixed issues decoding/encoding nested Calls 143
* Skip unnecessary type conversion for scale_info type registries (performance boost `MetadataV14`)
* Fixed issue with decoding certain `Compact` types

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.0.3...v1.0.4

What's Changed
* Fixed incorrect reload of type registry when PortableRegistry is present
* Fixing calculation of total fee amount when event is a balances/deposit by ilkericyuz in https://github.com/polkascan/py-substrate-interface/pull/142
* Fixed MetadataV14 block author retrieval 138
* Fixed exception when event had no attributes
* Fixed exception when Call has no args
* Pallet index is explicitly stored in metadata
* Added alias for type xcm::latest::Outcome
* Incorrect processing of BTreeMap types in MetadataV14

**Full Changelog**: https://github.com/polkascan/py-substrate-interface/compare/v1.0.2...v1.0.3

Kusama and Rococo type registry update