extending the winopt library to include standard components for the WIN32 GUI
latest changes to the win32 mmix with gdb support
renaming x to xpos and y to ypos to avoid onflicts with mmix
adding the usual default.mmc interface to mmix and providing special options
adding parameters for interacting and show_operating_system
adding back in localhost
fixed typo
renaming bushost and busport to host and port
adding mmix thread under win32
under WIN32 mmix runs as a separate thread
