Fixed Bug #68801 Edit button shall not show up if the logged in user is not the reporter

Edit button now only shows up if no one is logged in, or the logged in user is
the ticket creator

Author: 0mars

www/bug.php

@@ -679,12 +679,13 @@
 
 <?php
 }
+
 if ($bug_id !== 'PREVIEW') {
 	echo '<div class="controls">', "\n",
 		control(0, 'View'),
 		($bug['private'] == 'N' ? control(3, 'Add Comment') : ''),
 		control(1, 'Developer'),
-		control(2, 'Edit'),
+		(!$email || $bug['email'] == $email? control(2, 'Edit') : ''),
 		'</div>', "\n";
 ?>
 <div class="clear"></div>