GoShimmer-0.4.0

v0.4.0 - 2021-02-26

• Remove the Value Tangle
• Add approval switch
• Add Markers integration
• Add new message booker
• Add new ledger state
• Add new opinion former
• Add new Tip manager
• Add new flow unit tests
• Add remote spammer tool
• Add sendTransaction timestamp validity check
• Add clock Since method
• Add docs actions
• Add Tangle width debug tool option
• Update client-lib
• Update wallet
• Update web-API
• Update Grafana dashboard to show MPS for entire data-flow
• Update to latest hive.go
• Refactor integration tests
• Refactor transaction validity check
• Refactor cli-wallet
• Refactor sendTransactionByJson API
• Refactor inclusion state
• Refactor TransactionConfirmed event
• Refactor transaction visualization in the local dashboard
• Refactor scheduler
• Refactor snapshot script
• Fix clock time usage
• Fix wrong handler in the MessageInvalidEvent
• Decrease cache time
• Breaking: bumps network and database versions