Support these new cards in slots 3, 4 or 5; based on code from Lukazi.
- extend Configuration's Input prop sheet page.
- add save/load snapshot for both cards.
- add command line switch for alt controller type (for SNES MAX card).
Change to using Registry's 'Configuration\Slot 3' for slot 3 cards (Uthernet, 4Play & SNES MAX).
Update help doc.
. NB. whenever switching back to non-full-screen, then it will restore the default desktop resolution.
. Allow -no-full-screen to be placed before -fs-height=<best|nnnn> (previously it only worked when placed afterwards)
. class hierarchy: WinVideo IS_A Video (ie. WinVideo is a subclass of Video)
. GetVideo() singleton instance of WinVideo in AppleWin.cpp, exposed via Interface.h
. Split AppleWin -> Core with the functionality really needed by the emulator.
. Split AppleWin -> Utilities for generic code not called by other emulator components.
. Split AppleWin -> CmdLine for the command line option parsing.