Remove out of date examples.
Simplify os module.
Rename join to build.
Remove *delimiter* and *separator* atoms.
Fix split path implementation.
Remove delimiter tests.
Fix platform check.
Rename join to build.
Add many tests.
Add missing argument.
Implement `absolute?` predicate.
Implement node.process module.
Add gitignore.
Comment out advanced compilation config.
write process tests.
setup travis-ci.