lightweight tag 5a4472c8c88415c1b2d65ec7be08957f9c5231a7 2.2.2-release
Author:	Niels Heltner <nhelt15@student.sdu.dk>
Date:	Wed Jul 10 00:03:00 2019 +0200

commit 5a4472c8c88415c1b2d65ec7be08957f9c5231a7
Author: Niels Heltner <nhelt15@student.sdu.dk>
Date:   Wed Jul 10 00:03:00 2019 +0200

    changed main function name to not conflict with other global functions

commit ad92d26076b848ab82db541f834334600e6de08d
Author: Niels Heltner <nhelt15@student.sdu.dk>
Date:   Tue Jul 9 17:17:16 2019 +0200

    fixed potential nil-pointer exception

commit ad92d26076b848ab82db541f834334600e6de08d
Author: Niels Heltner <nhelt15@student.sdu.dk>
Date:   Tue Jul 9 17:17:16 2019 +0200

    fixed potential nil-pointer exception

