- Update bech32 encoding to use Hrp struct and segwit::encode
- Update bip39 to use from_entropy() instead of generate_in()
- Update Mnemonic::parse() instead of parse_in(Language)
- Fix HMAC ambiguity with explicit type annotation
- Add Debug and Clone derives to EncryptedWallet
- Use show_menu_on_left_click() (deprecation fix)
- Add placeholder icons for development builds
