Enhance - Convert more messages (#2646)

convert more messages to messages class
skipped dashboard messages due to them relying on $_SESSION['message']
to know if there has already been a change

app/fax/fax_file_delete.php

@@ -94,7 +94,7 @@ else {
 			$prep_statement->execute();
 			unset($prep_statement);
 
-		$_SESSION['message'] = $text['message-delete'];
+		messages::add($text['message-delete']);
 	}
 
 //redirect the user