tyfkda/processing-ruby-mode — pull request #23 by tyfkda (2014-06-24 00:58:32+00:00)
Title: Enable Processing APIs can be called outside of PApplet class

(J)Ruby is not able to call upper filed from inner class object.

This change uses `method_missing` and `const_missing`,
and refers `$app` to call Processing APIs
outside of PApplet class.