Merge branch 'development' into score
Created a class for score to move some code from GameController.java
Updated life to float
Added give life on time
Merge branch 'score' into development

Conflicts:
	Bullet-Inferno/src/se/dat255/bulletinferno/controller/GameController.java
	Bullet-Inferno/src/se/dat255/bulletinferno/view/gui/GameoverScreenView.java
	Bullet-Inferno/src/se/dat255/bulletinferno/view/gui/HudView.java
Fixed broken tests