Implement new method

main/src/main/java/net/citizensnpcs/npc/CitizensTraitFactory.java

@@ -1,5 +1,6 @@
 package net.citizensnpcs.npc;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -132,6 +133,11 @@ public class CitizensTraitFactory implements TraitFactory {
         registered.remove(info.getTraitName());
     }
 
+    @Override
+    public Collection<TraitInfo> getRegisteredTraits() {
+        return registered.values();
+    }
+
     @Override
     public <T extends Trait> T getTrait(Class<T> clazz) {
         for (TraitInfo entry : registered.values()) {