* Remove DefaultConstructorFunction
* Modify class parameters; update semantic analysis
- Use ClassDeclarationParameter for class decls vs Identifiers
- Update ScopableName to have equality for constructors and unscoped
function calls
- Update SemanticAnalyzer (self referencing base class, no ctor)
- Update, add tests
* Semantic updates; debug messaging updates
- Ensure base class is constructable
- Various fmt implementations for debugging
* Address self-review comments
