Insure interface describes the use of the magic __get and __set methods.

lib/Proem/Api/Service/Manager/Template.php

@@ -37,6 +37,15 @@
  */
 interface Template
 {
+    /**
+     * Magic method to proxy through to set()
+     *
+     * @param string $index The index the asset will be referenced by.
+     * @param Proem\Api\Service\Asset\Template $asset
+     * @return Proem\Api\Service\Manager\Template
+     */
+    public function __set($index, Asset $asset);
+
     /**
      * Store an Asset container by named index.
      *
@@ -54,6 +63,14 @@ public function set($index, Asset $asset);
      */
     public function getContainer($index);
 
+    /**
+     * Magic method to proxy through to get().
+     *
+     * @param string $index The index the asset is referenced by
+     * @return object The object provided by the asset container
+     */
+    public function __get($index);
+
     /**
      * Retrieve an actual instantiated ssset object from within it's container.
      *