Merged in release/release-1.09 (pull request #10)

Release/release 1.09

* Install missing plugins 
* rs set to 1

* rebase pantheon for aws

* rebase pantheon for aws

* prod config change

* prod config change

* fix campaing issue

* revert


Approved-by: Jay Sharma

wp/wp-content/plugins/wordpress-seo/admin/class-gutenberg-compatibility.php

@@ -15,14 +15,14 @@ class WPSEO_Gutenberg_Compatibility {
 	 *
 	 * @var string
 	 */
-	const CURRENT_RELEASE = '17.1.3';
+	const CURRENT_RELEASE = '16.8.1';
 
 	/**
 	 * The minimally supported version of Gutenberg by the plugin.
 	 *
 	 * @var string
 	 */
-	const MINIMUM_SUPPORTED = '17.1.3';
+	const MINIMUM_SUPPORTED = '16.8.1';
 
 	/**
 	 * Holds the current version.