Update homepage examples

Author: Ives van Hoorne

src/homepage/index.html

@@ -149,7 +149,7 @@ <h3>Example Projects</h3>
       <a href="/s/lOmyoxQw1" class="project">
         Redux
       </a>
-      <a href="/s/voz37vLG5" class="project">
+      <a href="/s/github/reactjs/redux/tree/master/examples/todomvc" class="project">
         TodoMVC in Redux
       </a>
       <a href="/s/8qDrxADJo" class="project">
@@ -167,6 +167,18 @@ <h3>Example Projects</h3>
       <a href="/s/nZ26kGMD" class="project">
         MobX-state-tree
       </a>
+      <a href="/s/zKrK5YLDZ" class="project">
+        Formik
+      </a>
+      <a href="/s/lp5rjr0z4z" class="project">
+        Cerebral
+      </a>
+      <a href="/s/zkrk5yldz" class="project">
+        Emotion
+      </a>
+      <a href="/s/w0orz7j5p8" class="project">
+        React Metro
+      </a>
     </div>
   </section>
 
@@ -175,14 +187,20 @@ <h3>Picked Projects</h3>
     <h4>Made something cool? Send it to <a href="mailto:[email protected]">[email protected]</a> so we can feature it here!</h4>
 
     <div class="picked-project">
-      <h4>Formik Example by @jaredpalmer</h4>
-      <iframe src="https://codesandbox.io/embed/zKrK5YLDZ" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;"
+      <h4>Cerebral by @christianalfoni</h4>
+      <iframe src="https://codesandbox.io/embed/lp5rjr0z4z" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;"
+        sandbox="allow-modals allow-presentation allow-forms allow-popups allow-scripts allow-same-origin"></iframe>
+    </div>
+
+    <div class="picked-project">
+      <h4>Emotion by @tkh44</h4>
+      <iframe src="https://codesandbox.io/embed/pk1qjqpw67" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;"
         sandbox="allow-modals allow-presentation allow-forms allow-popups allow-scripts allow-same-origin"></iframe>
     </div>
 
     <div class="picked-project">
-      <h4>Redux-First Router by <span style="color: rgb(235, 78, 145)">@faceyspacey</span></h4>
-      <iframe src="https://codesandbox.io/embed/github/faceyspacey/redux-first-router-codesandbox?module=%2FroutesMap.js" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;"
+      <h4>React Metro by @nicolasdelfino</h4>
+      <iframe src="https://codesandbox.io/embed/w0orz7j5p8" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;"
         sandbox="allow-modals allow-presentation allow-forms allow-popups allow-scripts allow-same-origin"></iframe>
     </div>
   </section>