v0.7.0

Features:

• Added useful utilities for test-provider package such as createRPCPayload, createTestProvider, handleRPCResponse, signTypedData, useTestProvider
• Added useful utility for web3 providers middlewares - isSafeEventEmitterProvider

Fixes:

• Skip estimation for read-only providers in estimate-middleware

Internal:

• Added new tests for estimate-middleware
• Improved typings and internal utilities for estimate-middleware