Twenty Seventeen: Add theme support for customize selective refresh widgets

Props celloexpressions.

Fixes #38400.

Built from https://develop.svn.wordpress.org/trunk@38867


git-svn-id: http://core.svn.wordpress.org/trunk@38810 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-content/themes/twentyseventeen/functions.php

@@ -94,6 +94,9 @@ function twentyseventeen_setup() {
 		'flex-width'  => true,
 	) );
 
+	// Add theme support for selective refresh for widgets.
+	add_theme_support( 'customize-selective-refresh-widgets' );
+
 	/*
 	 * This theme styles the visual editor to resemble the theme style,
 	 * specifically font, colors, and column width.

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7-alpha-38866';
+$wp_version = '4.7-alpha-38867';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.