Soon
    * flesh out Window
    * flesh out Renderer

Someday
    * Point/Rect
    * Event Support
    * have Window pass-through to Renderer

Maybe
    * better enum solution?
    * pixel formats
    * SDL_SysWM
    * Joystick
    * Haptic
    * Audio
    * Timers
    * SDL_GetPlatform, CPU detection, Byte Order, SDL_GetPowerInfo

Probably Not
    * Threads
    * File Ops
    * LoadSO