add eater, animal, horse, stable (edible params commented out)

Author: Luciaw1219

src/main/java/com/zipcodewilmington/froilansfarm/Animal.java

@@ -0,0 +1,5 @@
+package com.zipcodewilmington.froilansfarm;
+
+public abstract class Animal implements Eater {
+
+}

src/main/java/com/zipcodewilmington/froilansfarm/Eater.java

@@ -0,0 +1,7 @@
+package com.zipcodewilmington.froilansfarm;
+
+public interface Eater {
+
+    void eat(/*Edible edible*/);
+
+}

src/main/java/com/zipcodewilmington/froilansfarm/Horse.java

@@ -0,0 +1,9 @@
+package com.zipcodewilmington.froilansfarm;
+
+public class Horse extends Animal {
+
+    public void eat(/*Edible edible*/) {
+        System.out.println("munch munch");
+    }
+
+}

src/main/java/com/zipcodewilmington/froilansfarm/Stable.java

@@ -0,0 +1,9 @@
+package com.zipcodewilmington.froilansfarm;
+
+import java.util.List;
+
+public class Stable {
+
+    private List<Horse> horses;
+
+}