Mark and disable dead units.
Priests can heal.
Show current health next to the name
Skills refactor. Skills are not grouped by class. They are alone and any class can use them easily.
Added skill targets.
Add minimum experience per kill
Merge branch 'master' into combat_effects

Conflicts:
	app/models/combat.rb
Disable surrendered or rejected teams.
Added module "skills"
Modularized Units
Added results Json to actions to log all the combat. Damage, targets, …
Added images to Units in combat
Added images in assets folder
Users can delete images
"current" Unit profile at combat.
Changed default max_health
Don't show skills at teams thumbnails.
Merge pull request #6 from kirthar/combat_effects

Combat effects