implement TextFormatter class to include media in texts

questtypes/textinput/html/quest.tpl

@@ -3,7 +3,7 @@
 	<?php if($i > 0) : ?>
 	<input type="text" name="answers[<?=$i-1?>]" value="<?=$regexs[$i-1]['answer']?>" />
 	<?php endif ?>
-	<?=\hhu\z\Utils::t($text)?>
+	<?=$t->t($text)?>
 	<?php endforeach ?>
 	
 	<br /><br />

questtypes/textinput/html/submission.tpl

@@ -3,5 +3,5 @@
 <span style="background-color:grey"><?=$regexs[$i-1]['answer']?></span>
 <?php if($regexs[$i-1]['right']) : ?>✓<?php else: ?>✕<?php endif ?>
 <?php endif ?>
-<?=\hhu\z\Utils::t($text)?>
+<?=$t->t($text)?>
 <?php endforeach ?>