.50a - Third release...
     - Genesis/MegaDrive emulation
       - Sound - 100% complete... sound funky on some machines
       - Video - 100% complete... Not everything works as planned
       - Currently setup as one player, preliminary support for
         second controller.
     - Added Scanlines support, this works on all emulated systems.
     - Added GUI
     - Added ZIPped rom support (all systems)
     - Added "Simple" rendering mode, this works on all systems.
       This option forces the system to render the entire screen only at the
       end of the frame rather than line by line as normal.
     - Added Auto-Country select during rom load.