Issue #1627208 by vasi1186, Gábor Hojtsy: CHANGELOG: Make language_list() and...

Issue #1627208 by vasi1186, Gábor Hojtsy: CHANGELOG: Make language_list() and language_default() return instances of Language.

core/CHANGELOG.txt

@@ -48,6 +48,7 @@ Drupal 8.0, xxxx-xx-xx (development version)
       * Added language options to block visibility.
     * Much improved language APIs for developers:
       * Added simple APIs and hooks to save/delete/update languages.
+      * New Language class wraps language information, used universally.
       * Unified database schemas and APIs to make it easier to spot where
         language codes are referenced.
       * Made the language negotiation system APIs more consistent for