v0.91.1

• This release was focussed on stability, with a number of cleanups and bug-fixes
• Adjustments for Substrate 1.x chain detection (with auto-types) and Substrate 2.x support has been extended with all latest types
• The getRuntimeVersion and subscribeRuntimeVersion RPCs are now only available on the rpc.state.* endpoints. This aligns with the Substrate implementation.
• The author_insertKey RPC's last argument publicKey is now required, as to reflect Substrate implementation.
• Support for extrinsics with versions that is not in the base Substrate implementation (V1-V3) can now be done by providing an implementation for ExtrinsicUnknown
• Redeemed balance calculation if api.derive now returns the correct values again (bugfix)
  added the yarn chain:info [--ws URL] utility to extract a calls-only metadata version
• Missing types are now logged via a console.warn, not via .error
• Extrinsic, ExtrinsicPayload & SignerPayload is registered in the type registry and can be overriden now