lang: Move class-specific compiler code to its own function

lang: Rename module_call to module_call_bytecode

lang: Move class declaration further down C file

lang: Restructure compiler C output

lang: Start adding classes to the compiler

compile: Check for duplicate function args

lang: Prefix bytecode names with class name

lang: Change function syntax to support classes

lang: Clarify that code blocks are functions

lang: Add module variables

lang: Fix tail calls not dispatching on object_none

lang: Check against None, not truthiness

lang: Clarify denominator is always 1 in bytecode

lang: Remove useless abort

lang: Use an object_list for use_modules

lang: Convert vm to use an object_list

lang: Add an object_list structure

lang: Declare opaque structs for better type safety

lang: Mark tail_obj as not a pointer

lang: Be explicit about ModuleInfo's constness

lang: Don't imply vm_tailcall uses a queue

lang: Clean up one-line if statements

lang: Clarify usage of traverse_module_uses

lang: Use calloc for vm_create

lang: Rename module args to use_modules

lang: Pass dependencies to modules

lang: Switch to for loops for string iteration

lang: Create a module and find its dependencies in a new function

lang: Fix const uses for ModuleInfo

lang: Create modules and dependencies on request