add weapon + equipment to json example (#4114)

update json with documentation

removed comments

samples/monsterdata.json

@@ -5,5 +5,21 @@
     z: 3
   },
   hp: 300,
-  name: "Orc"
+  name: "Orc",
+  weapons:[
+    {
+      name: "axe",
+      damage:100
+    },
+    {
+      name: "bow",
+      damage:90
+    }
+  ],
+  equipped_type: "Weapon",
+  equipped:
+    {
+      name: "bow",
+      damage:90
+    }
 }