v2.0.0

• Refactor entire codebase to use an async design
• Add logic to solve xhashcash to fix account login
• Add support for transfer.it
• Add progress bar support
• Fix login request parameters for the new v2 accounts
• Fix RSA key computation
• Fix attribute decoding issues
• Fix AES CBC decryption without proper padding.
• Fix incomplete node information when querying a folder.
• Fix permission error caused by concurrent access to the same file while downloading
• Use dataclasses for all objects returned by the client
• Expose a filesystem object
• Deprecate several methods of the public API
• Add support to download folders
• Update primary domain, from mega.co.nz to mega.nz.
• Added type annotations
• Drop support for python 3.10 or lower
• Remove tenacity dependency
• Split API and client logic.
• Remove third-party pathlib library, use built-in pathlib