Protocol 23 support

updated to use the ios sdk version 3.2.0 (protocol 23 support)

First release

Add functionality to:

• create wallet
• connect wallet
• create keyIds and public keys for new secp256r1 signers
• add/update/remove secp256r1 and ed25519 signers
• add/update/remove policies
• sign auth entries with secp256r1, ed25519 and policy signers