Added PrettyPrinter mockup
Merge branch 'interpreter' of https://github.com/kobreu/compiler into interpreter
Merge branch 'interpreter' of https://github.com/kobreu/compiler into interpreter
Merge branch 'interpreter' of https://github.com/kobreu/compiler into interpreter
Merge branch 'interpreter' of https://github.com/kobreu/compiler into interpreter
Ammended "numeric for" and "require" unit tests.
Merge branch 'interpreter' of https://github.com/kobreu/compiler into interpreter