Cicero v0.8.0

This week's release includes bug fixes and support for now-strongly-typed Ergo 0.4.0 for safer contract logic.

💔 Unsurprisingly, this means we have again some breaking changes in this release on the Ergo side

Install the latest release of the Cicero command-line tool with
npm i -g @accordproject/cicero-cli

Ergo

This is a release for strongly typed Ergo! The type checker is now enabled on the compiler as well as the REPL.

Additional changes include:

🍸 Ergo Type Checker

• 👩‍⚕️More better error messages (accordproject/ergo#374)
• 🔬You cannot instantiate an abstract class anymore, and rightly so (accordproject/ergo#370)

Build

• Cleaner and faster Ergo build from source in CircleCI

Bug fixes

• 🐞 bug in optional chaining implementation (accordproject/ergo#321)
• 🐞 bug in importing type hierarchy from CTO files

Tooling

• Updated VSCode plugin understands Cicero 0.8.0 & Ergo 0.4.0 and reports type errors

Templates

🏦 One Time Payment has a better natural language text (contribution by @hshadab)