post 1.3 fixes (#1106)

src/Entity/MetaTableTypeInterface.php

@@ -133,4 +133,19 @@ interface MetaTableTypeInterface
      * @return MetaTableTypeInterface
      */
     public function setConstraints(array $constraints): MetaTableTypeInterface;
+
+    /**
+     * Returns the label shown to the end-user.
+     *
+     * @return string
+     */
+    public function getLabel(): ?string;
+
+    /**
+     * Sets the label shown to the end-user.
+     *
+     * @param string $label
+     * @return MetaTableTypeInterface
+     */
+    public function setLabel(string $label): MetaTableTypeInterface;
 }