* wip
* move print and JSON functions to modules
* builtin functions are not replacable now
* builtin functions are added for default nil symbol table
* importables: builtin modules and source modules
* refactoring runtime tests
* fix tests
* update documentation
* cleanup
* clean up cli
* fix REPL prints
* Decoupled stdlib from script
* Decoupled compiler and vm from stdlib
* cleanup
* Docs and cleanup
* main package with and without stdlib
* cleanup
* Update .goreleaser