Include visual tests in release.
Include visual tests in release.

Moved goo.js to lib/ subdirectory in release
to be more consistent with its typical location,
and that's where the visual tests look for it.

https://trello.com/c/5ud8PhKM/20-ship-the-visual-tests-with-the-goo-0-5-zip-file

GooTechnologies/goojs,GooTechnologies/goojs,GooTechnologies/goojs