Add IE 11 support in unicode filename downloads. Thanks to nztqa !

CHANGELOG.md

@@ -4,14 +4,15 @@ This release adds the following new features:
 
 * [Add checklist and card comment to REST API](https://github.com/wekan/wekan/pull/1033);
 * [Add token authentication to REST API](https://github.com/wekan/wekan/pull/1033), this fixes
-  [Security flaws introduced by REST API](https://github.com/wekan/wekan/issues/1032).
+  [Security flaws introduced by REST API](https://github.com/wekan/wekan/issues/1032);
+* [IE 11 support in unicode filename downloads](https://github.com/wekan/wekan/issues/1031).
 
 and fixes the following bugs:
 
 * [When Wekan starts, there's "here1 false" messages in
   console](https://github.com/wekan/wekan/issues/1028).
 
-Thanks to GitHub user huneau for contributions.
+Thanks to GitHub users huneau and nztqa for their contributions.
 
 # v0.22 2017-05-07 Wekan release