stage.lua: create scale, create two image for running slide scrolling loop --> make the background moving.
player.lua: add moving right and left
game.lua: add the comment
Update game music, create method to hold play music
Repaint a purple cow. Gonna repaint green cow too. Also I will change the animation of Cow and Cowboy to look more real if we have time.
Create class for green_cow and green_cow_running_around_cowboy
Update onPause function.
Display score
Recolor Green_cow
Color SpaceCowboy
The pause function now uses the state system. Fixed unit tests so the build passes but I can't remember there being a story for 2D movement.
Add exit game function
Adjustments to bounding box sizes and a hacky way of getting the bounding box to adjust with a rotated image
Image changing using photoshop
Merge branch 'master' of https://github.com/twlevelup/syd-3-game-of-codes-green
Fixed bounding boxes and image scaling for asteroids and player
SpaceCowBoy to the Rescue!!!
Fix the glitch between collide between player and asteroids
Balance the size between asteroids and the cowboy!
score persistence
Merge branch 'master' of github.com:twlevelup/syd-3-game-of-codes-green

Conflicts:
	scoreboard.lua
Change to fix the Unit testing.
Small update for the rope, if collide with the rope do something
persist player score to top 10 + rendering of top 10 on scoreboard
Merge branch 'master' of github.com:twlevelup/syd-3-game-of-codes-green
Delete move left-right. Sorry read wrong story: The players is moving then the background scrolls right to left.

So it means users cannot moving forward.