formatting

Lösungen der Challenges/Low/File_Upload.md

 # Normale Funktion
+
 Normaler File-Upload (z.B. *gif)
 # Hack 
+
 Upload von shell.php (p0wny-shell https://github.com/flozz/p0wny-shell/blob/master/shell.php) 
 
 Aufruf von /vulnerabilities/upload/../../hackable/uploads/shell.php