Hyperliquid-python-sdk

Adds support for switching to evm big blocks
Adds support for subaccount spot transfers
Adds support for staking info endpoints
Drops support for python 3.8
Looses eth dependency requirements
Adds more graceful websocket shutdown handling
Adds support for WebData2 websocket subscription
Removes deprecated user_spot_transfer method

Bug fix: automatically convert builder codes to lower case. If a builder address was set using upper case letters an incorrect signature would be generated.
Update multisig support to new specification

Adds support for MultiSig
Bump dependencies for eth-abi, eth-account, and mypy

Handle subaccount for usd_class_transfer

Drops support for python 3.7
Deprecates user_spot_transfer in favor of usd_class_transfer. The new method requires signing by the main wallet. A future backend deploy will stop supporting the old method.
Adds support for sending spot to other users
Adds support for depositing and withdrawing from vaults
Adds support for builder fees

* Adds support for more websocket subscription types
* Adds support for using human readable spot names