Ignore encoding issues in htmlspecialchars()

Author: fpietka

src/CodeCoverage/Report/HTML/Renderer/File.php

@@ -439,7 +439,7 @@ protected function loadFile($file)
             $value = str_replace(
                 array("\t", ' '),
                 array('    ', ' '),
-                htmlspecialchars($value)
+                htmlspecialchars($value, ENT_COMPAT | ENT_HTML401 | ENT_SUBSTITUTE)
             );
 
             if ($value === "\n") {