Add `'dashboard_secondary_items'` filter for the number of secondary link items in the 'WordPress News' dashboard widget.

props MikeHansenMe, DrewAPicture.
fixes #31434.
Built from https://develop.svn.wordpress.org/trunk@33833


git-svn-id: http://core.svn.wordpress.org/trunk@33801 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/dashboard.php

@@ -1036,7 +1036,15 @@ function wp_dashboard_primary() {
 			 * @param string $title Title attribute for the widget's secondary link.
 			 */
 			'title'        => apply_filters( 'dashboard_secondary_title', __( 'Other WordPress News' ) ),
-			'items'        => 3,
+
+			/**
+			 * Filter the number of secondary link items for the 'WordPress News' dashboard widget.
+			 *
+			 * @since 4.4.0
+			 *
+			 * @param string $items How many items to show in the secondary feed.
+			 */
+			'items'        => apply_filters( 'dashboard_secondary_items', 3 ),
 			'show_summary' => 0,
 			'show_author'  => 0,
 			'show_date'    => 0,

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-33832';
+$wp_version = '4.4-alpha-33833';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.