Added Seipel Class
Merge branch 'master' of https://github.com/mholtzscher/242-datastructures.git
Merge branch 'master' of https://github.com/mholtzscher/242-datastructures.git
Merge branch 'master' of https://github.com/mholtzscher/242-datastructures.git
Merge branch 'master' of https://github.com/mholtzscher/242-datastructures.git
Merge branch 'master' of https://github.com/mholtzscher/242-datastructures.git