Set up Spice-Gtk 0.11 with USB redirection on Ubuntu Precise

Build requires spice-protocol 0.10.1 and the most recent usbredir 0.4.2
View also recent commit at http://cgit.freedesktop.org/spice/spice-gtk/ converted to 0001-usbredir-Check-for-existing-usb-channels-after-libus.patch for spice-gtk-0.11

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Link to PPA
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$ sudo add-apt-repository ppa:bderzhavets/lib-usbredir68
$ sudo apt-get update
$ sudo apt-get install qemu-kvm qemu qemu-common qemu-utils \
spice-client libusb-1.0-0 libusb-1.0-0-dev \
libusbredir libusbredir-dev usbredir-server \
libspice-protocol-dev libspice-server-dev \
libspice-client-glib-2.0-1 libspice-client-glib-2.0-dev \
libspice-client-gtk-2.0-1 libspice-client-gtk-2.0-dev \
libspice-client-gtk-3.0-1 libspice-client-gtk-3.0-dev \
python-spice-client-gtk spice-client-gtk

$ sudo groupadd libvirtd
$ sudo adduser $USER libvirtd
RELOGIN
$ sudo apt-get install virtinst virt-manager virt-viewer
$ sudo ln -s /etc/apparmor.d/usr.sbin.libvirtd /etc/apparmor.d/disable/

To start default network :-

sudo virsh net-start default
sudo virsh net-autostart default