diff --git a/src/app/rocket/spec/ei/EiEngine.php b/src/app/rocket/spec/ei/EiEngine.php
index <HASH>..<HASH> 100644
--- a/src/app/rocket/spec/ei/EiEngine.php
+++ b/src/app/rocket/spec/ei/EiEngine.php
@@ -61,6 +61,10 @@ class EiEngine {
 	private $genericEiDefinition;

 	private $scalarEiDefinition;

 		

+	/**

+	 * @param EiType $eiType

+	 * @param EiMask $eiMask

+	 */

 	public function __construct(EiType $eiType, EiMask $eiMask = null) {

 		$this->eiType = $eiType;

 		$this->eiMask = $eiMask;

@@ -69,6 +73,9 @@ class EiEngine {
 		$this->eiModificatorCollection = new EiModificatorCollection($this);

 	}

 	

+	/**

+	 * 

+	 */

 	public function clear() {

 		$this->guiDefinition = null;

 		$this->draftDefinition = null;
Http 2 server push support added