Added health bar
Merge branch 'master' of https://github.com/kfweber/Smart-Zombie

# By bschalich
# Via bschalich
* 'master' of https://github.com/kfweber/Smart-Zombie:
  lkadfj
  khlk

Conflicts:
	project.greenfoot
health bar
Merge branch 'master' of https://github.com/kfweber/Smart-Zombie

# By bschalich
# Via bschalich
* 'master' of https://github.com/kfweber/Smart-Zombie:
  fasdlfj
  lksjdg
  kjdsf

Conflicts:
	project.greenfoot