Added main.rb
First commit

Added Engine, Flashcard classes and a main file called Game
Graphics working

Basic renderring is possible but I will expand it later
Added a background image I think is cool
Flashcard Surfaces now online

Added 2 surfaces for Flashcards and did a test rectangle draw
Added Text test and added Flashcard Border
Added flash card switching for swapping sides
Added Scene and SceneHandler class
Flashcard and it's display class FlashcardDisplay are separate entities now
Added loading of both sides of flashcard
Nothing
Merge branch 'newbranch'