Fix UTF8 issue in elementIndex

Author: Rias

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/) and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [1.1.5] - 2019-04-15
+### Fixed
+- Finally fix the element index UTF8 issue.
+
 ## [1.1.4] - 2019-04-01
 ### Fixed
 - Fix utf8 issue

src/elements/ContactFormSubmission.php

@@ -15,6 +15,7 @@
 use craft\base\Element;
 use craft\elements\actions\Delete;
 use craft\elements\db\ElementQueryInterface;
+use craft\helpers\StringHelper;
 use craft\helpers\UrlHelper;
 use rias\contactformextensions\elements\db\ContactFormSubmissionQuery;
 
@@ -182,7 +183,8 @@ public function getTableAttributeHtml(string $attribute): string
             }
             $html .= '</ul>';
 
-            return $html;
+
+            return StringHelper::convertToUtf8($html);
         }
 
         return parent::getTableAttributeHtml($attribute); // TODO: Change the autogenerated stub