Unimplemented RPC methods

[nektro]

The full list can be found here: https://web.getmonero.org/resources/developer-guides/wallet-rpc.html

I've gone through and redacted the methods already added to go-monero. If you would prefer these in individual issues, please let me know and I will do that.

• [ ] set_daemon
• [ ] get_address_index
• [ ] label_address
• [ ] validate_address
• [ ] get_accounts
• [ ] label_account
• [ ] get_account_tags
• [ ] tag_accounts
• [ ] untag_accounts
• [ ] set_account_tag_description
• [ ] sign_transfer
• [ ] submit_transfer
• [ ] relay_tx
• [ ] get_tx_key
• [ ] check_tx_key
• [ ] get_tx_proof
• [ ] check_tx_proof
• [ ] get_spend_proof
• [ ] check_spend_proof
• [ ] get_reserve_proof
• [ ] check_reserve_proof
• [ ] get_transfers
• [ ] get_transfer_by_txid
• [ ] describe_transfer
• [ ] sign
• [ ] verify
• [ ] export_outputs
• [ ] import_outputs
• [ ] edit_address_book
• [ ] refresh
• [ ] auto_refresh
• [ ] restore_deterministic_wallet
• [ ] close_wallet
• [ ] change_wallet_password
• [ ] is_multisig
• [ ] prepare_multisig
• [ ] make_multisig
• [ ] export_multisig_info
• [ ] import_multisig_info
• [ ] finalize_multisig
• [ ] sign_multisig
• [ ] submit_multisig
• [ ] get_version

[LuaxY]

I have added all methods based on documention

⚠️ but this is untested code, don't have time right now, but feel free to test if you want ;)