Comparing Three CHOP extensions for VS Code

A quick, semi-scientific comparison of using [Github Copilot](https://github.com/features/copilot), [Cline](https://github.com/cline/cline), and [Cody](https://sourcegraph.com/cody) VSCode extensions to do Chat-Oriented Programming (CHOP). Their performance is compared for writing tests, refactoring, and adding features.