Added skip/take params and /all opt. to api/games
Added API to check if user is logged in
Added login check on admin load.
Added game_id to games_history view
Added a /games/ID PUT route to edit games
Added /games/ID DELETE route to delete games
Game modification is functional
Better user feedback.

Alert popups now show success confirmation / error notification.
On success, forms are cleared to prevent double-submission.
Merge pull request #30 from KevBelisle/moderator_page

Added modify / delete game functionality to admin panel