Structure change to fit new design.

Added skeleton for Characters and abilities.
Added ability and Character super classes.
Added code to character superclass.
Added faction Enum

core/src/netwerkprog/game/util/Character.java

@@ -0,0 +1,30 @@
+package netwerkprog.game.util;
+
+import java.util.Arrays;
+import java.util.HashSet;
+
+public abstract class Character {
+    protected String name;
+    protected Faction faction;
+    protected HashSet<Ability> abilities;
+    protected boolean override;
+
+    Character(String name, Faction faction, Ability... abilities) {
+        this.name = name;
+        this.faction = faction;
+        this.abilities = new HashSet<>(Arrays.asList(abilities));
+        this.override = false;
+    }
+
+    public void addAbilities(Ability ability) {
+        this.abilities.add(ability);
+    }
+
+    public void removeAbility(Ability ability) {
+        this.abilities.remove(ability);
+    }
+
+    public void changeControl() {
+        this.override = !this.override;
+    }
+}