v0.4.0

What's Changed

• Fix return type of delegation transaction parser by @popenta in #53
• Added specs for apply options for hash signing by @popenta in #55
• Add "SmartContractCallOutcome" by @andreibancioiu in #54
• Define operations on resources for TransactionOutcome by @andreibancioiu in #56
• Changed topics type to bytes by @popenta in #57
• Define "TransactionEventsParser" by @andreibancioiu in #58

Full Changelog: v0.3.0...v0.4.0