Added a function for getting a named form.

ContentModel.inc

@@ -2016,6 +2016,19 @@ class ContentModel extends XMLDatastream {
     return $ret;    
   }
 
+  /**
+   * Find the form element with name $name.
+   * 
+   * @param string $name
+   *   The name of the form element to find.
+   * @return DOMElement
+   *   The form element $name, if found FALSE otherwise.
+   */
+  public function getForm($name) {
+    $result = $this->xpath->query("//cm:form[@name='$name']");
+    return $result->length == 1 ? $result->item(0) : FALSE;
+  }
+
   /**
    *
    * @return array