Merged in feature/MAW-855-import-code-into-aws (pull request #2)

code import from pantheon

* code import from pantheon

wp/wp-content/plugins/wordpress-seo/src/introductions/domain/introduction-interface.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Yoast\WP\SEO\Introductions\Domain;
+
+/**
+ * Represents an introduction.
+ */
+interface Introduction_Interface {
+
+	/**
+	 * Returns the unique name.
+	 *
+	 * @return string
+	 */
+	public function get_name();
+
+	/**
+	 * Returns the requested pagination priority. Lower means earlier.
+	 *
+	 * @return int
+	 */
+	public function get_priority();
+
+	/**
+	 * Returns whether this introduction should show.
+	 *
+	 * @return bool
+	 */
+	public function should_show();
+}