Update changelog and release notes

RELEASE_NOTES

@@ -14,8 +14,10 @@ The release team should empty this file after each release.
 CHANGES
 =======
 
-[rasection="Example section title"]
-Example contents.
+[rasection="User Interface"]
+[list]
+[*]Most text boxes now support advanced Input Method Editors (in-game chat does not, however).
+[/list]
 [/rasection]
 
 

changelog

@@ -13,6 +13,8 @@ Version 1.13.8+dev:
 	 for working with WML variables. Most of these are functions previously
 	 found only in helper.lua; they no longer need a require to use.
    * Warnings for using deprecated Lua functions now only appear in debug mode.
+   * wesnoth.game_config is now accessible in application and mapgen kernels,
+     though some of its contents are missing.
  * Multiplayer:
    * When set to remember your password, Wesnoth now encrypts it. It is still
      possible to obtain the password from preferences, but it's no longer as
@@ -26,6 +28,7 @@ Version 1.13.8+dev:
      localized language name (rather than the English language name).
    * Allow deleting saves with the Delete key in the Load dialog.
    * Fixed team selection screen often ignoring attempts to scroll (bug #1632).
+   * Input Method Editor support in most textboxes (except in-game chat)
  * Miscellaneous and Bug Fixes:
    * Add --report/-R command line switch for printing the same report from the
      Game Version dialog's clipboard function to stdout.
@@ -36,6 +39,10 @@ Version 1.13.8+dev:
      [about] tags under a single header. This is a toplevel tag, not a subtag
 	 of [era] or [modification].
    * An empty id key in SUF no longer matches all units; instead, it matches none.
+   * Fix [primary_attack] and [secondary_attack] in [kill]
+   * Fix [kill] not affecting recall list units
+   * Fix [scroll] with omitted x or y
+   * Fix [story] not showing if all parts are conditional
 
 Version 1.13.8:
   * Campaigns: