More test, more bugs fixed

src/_cutecoin_test/models/account/test_account.py

src/_cutecoin_test/models/account/test_communities.py

src/_cutecoin_test/models/account/test_wallets.py

src/_cutecoin_test/models/test_community.py

src/_cutecoin_test/models/test_node.py

src/_cutecoin_test/models/test_person.py

src/_cutecoin_test/models/test_transaction.py

src/_cutecoin_test/models/test_wallet.py

src/cutecoin/models/account/__init__.py

src/cutecoin/models/account/wallets/__init__.py

src/cutecoin/models/community/__init__.py

src/cutecoin/models/community/network.py

src/cutecoin/models/node/__init__.py

src/cutecoin/models/transaction/__init__.py

src/cutecoin/models/wallet/__init__.py