Docs: Clarify the file header summary for wp-includes/l10n.php and add the version it was introduced.

See #32246.

Built from https://develop.svn.wordpress.org/trunk@34483


git-svn-id: http://core.svn.wordpress.org/trunk@34447 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/l10n.php

@@ -1,9 +1,10 @@
 <?php
 /**
- * WordPress Translation API
+ * Core Translation API
  *
  * @package WordPress
  * @subpackage i18n
+ * @since 1.2.0
  */
 
 /**

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34482';
+$wp_version = '4.4-alpha-34483';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.