Last score, start hint, modified obstacles, infinite obstacle generation, bugfixes
randomized gaps between obstacles
time based rotation + obstacle gaps fix
first sound fx try
first version
Merge branch 'master' into gh-pages

Conflicts:
	js/GameScreen.js
	js/LoadingScreen.js
	js/Main.js
	js/Obstacle.js
	js/ScoreDisplay.js
	js/Ship.js
	js/StartScreen.js