Alpha_3.0.0 Obstacles and Obliterating

- floating squares are destroyable within the vertical brownish bar
(goodZone) and vertical green bar (perfectZone)
- little "Attack" button on bottom left of screen
- auto-scrolling at -2 pixels/second, stops at the end of the file
Merge branch 'master' of https://github.com/viv-liu/animated-octo-bear