use client?s mimetype as fallback for uploads

views/html/quests/submission.tpl

@@ -0,0 +1,12 @@
+<?php if(!is_null($questgroup['picture'])) : ?>
+<div class="moodpic">
+	<img src="<?=$linker->link(array('media','seminary',$seminary['url'],$questgroup['picture']['url']))?>" />
+</div>
+<?php endif ?>
+<?=$questgroupshierarchypath?>
+<h1><?=$quest['title']?></h1>
+
+<h3><?=sprintf(_('Submission of %s'),$character['name'])?></h3>
+<section>
+	<?=$output?>
+</section>