add display subsystem and vmwaresvga driver, support absolute mouse and qemu tablet, map pci mmio to private virtual aperture, better smp panic handling, remove legacy io publish/match, add sys query display info and display command to native shell

runa.bat

@@ -1,4 +1,5 @@
 @start qemu-system-x86_64 ^
+-vga vmware ^
 -drive if=pflash,format=raw,readonly=on,file=OVMF\OVMF_CODE_4M.fd ^
 -drive if=pflash,format=raw,file=OVMF\OVMF_VARS_4M_d.fd ^
 -device ahci,id=ahci ^
@@ -10,9 +11,10 @@
 -smp cpus=4,cores=4,threads=1,sockets=1 ^
 -netdev user,id=net0,hostfwd=tcp::8080-:8080 ^
 -device rtl8139,netdev=net0 ^
+-display gtk,show-cursor=on ^
 -device qemu-xhci,id=usb ^
 -device usb-kbd,bus=usb.0 ^
--device usb-mouse,bus=usb.0 ^
+-device usb-tablet,bus=usb.0 ^
 -device usb-hub,id=myhub,bus=usb.0,port=3 ^
 -drive if=none,id=usbflash,format=vpc,file=usb.vhd ^
 -device usb-storage,drive=usbflash,bus=usb.0,port=3.1,id=myusbflash