expression statements that automatically pop after evaluating to prev…
…ent memory leaks
fix join, sparse arrays, etc
improved function highlighting
better syntax highlighting in repl
bundler to avoid crazy gem conflict stuff
repl fix for empty statements
more passing tests
nearly all underscore.js array tests succeeding
repl catches exceptions
Error, api changes, ability to write stdlib in js too!
after numerous bugfixed, bf hello world once again works
prototypes *should* work now...
make repl code execute in the global scope
small fixes, syntax highlighting on repl input
type system overhaul complete
super-commit, and it's now turing complete!