Multisite: Update docs for `switch_to_blog()`.

As of [21403], autoload options are switched along with the cache key prefix.

Props stevepuddick.
Fixes #41815.

Built from https://develop.svn.wordpress.org/trunk@41373


git-svn-id: http://core.svn.wordpress.org/trunk@41206 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/ms-blogs.php

@@ -775,7 +775,6 @@ function update_blog_option( $id, $option, $value, $deprecated = null ) {
  * from other blogs. You can switch back afterwards using restore_current_blog().
  *
  * Things that aren't switched:
- *  - autoloaded options. See #14992
  *  - plugins. See #14941
  *
  * @see restore_current_blog()

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-41372';
+$wp_version = '4.9-alpha-41373';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.