Basic drawing structure added in the Game class render method.

Signed-off-by: Jorri Fransen <jorrifransen@gmail.com>
Fix for the repeating key events in linux installed

Signed-off-by: Jorri Fransen <jorrifransen@gmail.com>
InputManager added and integrated in the Game class.
Replaced the KeyEvent fixer.
Moved InputManager and KeyEvent fixer to the input package.
KeyEvent fixer now installed in the Main class (before doing anything else).
Game fires the same event as when the close button is pressed when the escape key is pressed.

Signed-off-by: Jorri Fransen <jorrifransen@gmail.com>