Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/wordpress-seo-premium/src/conditionals/term-overview-or-ajax-conditional.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Yoast\WP\SEO\Premium\Conditionals;
+
+use Yoast\WP\SEO\Conditionals\Conditional;
+
+/**
+ * Conditional that is only met when on a term overview page or during an ajax request.
+ *
+ * phpcs:disable Yoast.NamingConventions.ObjectNameDepth.MaxExceeded
+ */
+class Term_Overview_Or_Ajax_Conditional implements Conditional {
+
+	/**
+	 * Returns whether or not this conditional is met.
+	 *
+	 * @return bool Whether or not the conditional is met.
+	 */
+	public function is_met() {
+		global $pagenow;
+		return $pagenow === 'edit-tags.php' || \wp_doing_ajax();
+	}
+}