Fix rendering of arrays

scripts/bake/bake.php

@@ -79,6 +79,18 @@ function EnsureDirectoryOrDie($dir) {
   }
 }
 
+function RenderElement($element) {
+  if (is_array($element)) {
+    $html = '';
+    foreach ($element as $child) {
+      $html .=  RenderElement($child);
+    }
+    return $html;
+  }
+
+  return $element->render();
+}
+
 function RenderResponseToHTML($response) {
   $html = '';
 
@@ -88,7 +100,7 @@ function RenderResponseToHTML($response) {
   }
 
   foreach ($response->renderChildren() as $child) {
-    $html .= $child->render();
+    $html .=  RenderElement($child);
   }
 
   return $html;