Add gemspec and basic files and test

All works, TDD development using parseTest from protagonist.

FFD: refactor `Redsnow.parse()` module into small parts 
Why is the load (serialized AST here)? This should be part of the Matter Compiler. OR it has to be clear that the AST is  serialized AST! 

Also as we have discussed the Red Snow – I have expected this class to have some sort load_handle() from the C interface handles. This would make the code much more manageable and readable...