Standardizing the 6 stats classes

dndcharacterbuilder/src/main/java/com/builder/Strength.java

@@ -5,7 +5,6 @@ public class Strength extends Stats {
     private int abilityScore;
     private int abilityScoreModifier;
 
-// FIXME: Need to implement standard constructor.
     public Strength(int abilityScore) {
 
         this.abilityScore = abilityScore;
@@ -13,6 +12,13 @@ public class Strength extends Stats {
 
     }
 
+    public Strength(Strength str) {
+
+        this.abilityScore = str.getScore();
+        this.abilityScoreModifier = str.getModifier();
+
+    }
+
     public int getScore() {
 
         return abilityScore;