fix usages of iconv

libs/Format/HTML/ContentTypes/Markdown/TOC/Processor.php

@@ -81,7 +81,7 @@ class Processor implements DocumentProcessorInterface
         $url = trim($url);
         $url = preg_replace('~[^\\pL0-9_]+~u', '-', $url);
         $url = trim($url, "-");
-        $url = iconv("utf-8", "us-ascii//TRANSLIT", $url);
+        $url = iconv("utf-8", "ASCII//TRANSLIT//IGNORE", $url);
         $url = preg_replace('~[^-a-zA-Z0-9_]+~', '', $url);
 
         return $url;

libs/Format/HTML/Generator.php

@@ -154,9 +154,7 @@ class Generator implements \Todaymade\Daux\Format\Base\Generator, LiveGenerator
 
         // Sometimes strings are detected as invalid UTF-8 and json_encode can't treat them
         // iconv can fix those strings
-        if (function_exists("iconv")) {
-            $text = iconv('UTF-8', 'UTF-8//IGNORE', $text);
-        }
+        $text = iconv('UTF-8', 'UTF-8//IGNORE', $text);
 
         return $text;
     }