avatar moves smoother
instrucions
sprites are fixed
sprites works
Nehals 1st set
Added some new sounds, changed darts image, added music looping

Conflicts:
	Rocks.java
	project.greenfoot
Fixed Dart color
cacti is changing color
Click on TryAgain brings back to start screen
InRange + Launcher

1) Fixed the Cacti "colorchanged" with fixing "inRange"
2) Launcher does not rotate 360 degrees
3) Speeded up Launcher, moves a 2 degrees per click instead of 1