add javadoc

src/main/java/core/algo/Learning.java

@@ -14,6 +14,10 @@ import java.util.List;
 import java.util.Set;
 import java.util.concurrent.CopyOnWriteArrayList;
 
+/**
+ *
+ * @param <A> discrete action type for a specific environment
+ */
 @Getter
 public abstract class Learning<A extends Enum>{
     protected Policy<A> policy;

src/main/java/core/algo/Method.java

@@ -1,5 +1,9 @@
 package core.algo;
 
+/**
+ * Instead of reflections this enum is used to determine
+ * which RL-algorithm should be used.
+ */
 public enum Method {
     MC_ONPOLICY_EGREEDY, TD_ONPOLICY
 }