Chainsaw: Added functionality to video show button.
Warning: Ryan and I both seem to have worked on this independently from one another. We need to pick a version to use going forward from here.
Ship Odyssey: Addressed issue #115. Added bubbles & yellow scale, to emphasize the fact that its underwater. Added yellow arrow above treasures, and location indicator for clarity.

Attempted to center hook interval around rope, but it's a pixel-perfection issue. The interval is about 11px wide, so 1 side looks larger. Needs design.