v1.16.0

• Support asset operations for confidential contract
• Support confidential data for WASM smart contract
• Error text of WASM contracts in ExecutedContract Transaction
• Update WEVM to version 0.4.1
• Added possibility to use Alias in methods where only Address was used
• Fixed balance field type in the following handles:
  • GET /contracts/balance/{contractId}
  • GET /contracts/asset-balance/{contractId}/{assetId}
  • POST /contracts/asset-balances
• Minor fixes and refactoring