Box art images can now be uploaded. They get saved to public/images/box_art/. The full name of the image gets saved in the DB (game->box_art). A specific game box art can be called with <img class="img-responsive" src="/public/images/box_art/{{ $game->box_art }}" >
Publisher, developer and system requirement ids are now selected via dropdown lists.
Merge pull request #1 from Caphalem/game-addition-form

Box art images can now be uploaded. They get saved to public/images/box_...