create utils file

Author: dielduarte

src/Animate/Utils.js

@@ -0,0 +1 @@
+export const isArray = (obj) => new Array(obj).isArray;

src/Animate/index.js

@@ -1,8 +1,19 @@
 import React from 'react';
+import * as Utils from './Utils';
 
 class Animate extends PureComponent {
   render() {
-    return null;
+    const { Animation } = this.props;
+
+    if (Utils.isArray(Animation)) {
+        return 'multiple animations';
+    } 
+    
+    return (
+      <Animation {...this.props}>
+        {this.props.children}
+      </Animation>
+    );
   }
 }