* USB runtime options moved to a new dynamic menu
* USB host controllers create own submenus in init()
* USB runtime parameter handlers simplified
* TODO: related changes in the wx and win32dialog code
keyboard and usb_hid code to use them
- removed keyboard handling from the USB host controller code
- removed no longer needed USB stubs from the devices code
- converted removable mouse variables to a structure
- initialize device pointers in init()
- don't delete connected devices in reset()
- update status if a device is connected during reset(), otherwise try to
connect devices
* 'usb_uhci' bochsrc option replaces 'usb1'
* minor changes in the USB code
* removed old VBE i/o port registration (they were incompatible with USB)
* updated FSF address
- fixed saving user plugin options
by Ben Lunt will be tested and merged soon)
- renamed specific pciusb stuff to 'usb_uhci' (files, objects)
- minor USB-related changes
- TODO: changes in siminterface and bochsrc options
