First you have to generate an ssh key if you don't already have one. Follow this tutorial: https://help.github.com/articles/generating-ssh-keys/
Next clone the repository including all submodules:
git clone --recursive https://github.com/buffaloluk7/SeriesManager-iOS SeriesManager
Make sure to build the correct scheme in Xcode: Product -> Scheme -> SeriesManager
iOS App written in Swift which access the thetvdb.com API to retrieve tv shows.